| H | High | | | | Details |
| H | net reservoir height | | | | Details |
| H | Hügel (ausgesch.) | | | | Details |
| H | Chisel-shaped inserts in 417-517 designs with 3-degree skew | | | | Details |
| H | H Stillstand wegen Verwässerung | | | | Details |
| h | Horizontal | | | | Details |
| H | History | | | | Details |
| H | henry | | | | Details |
| H | henry | | | | Details |
| h | hour | | | | Details |
| H | Hardness of the Formation Used for | | | | Details |
| H & V | heating and ventilating | | | | Details |
| H-SEL | perforating hyper select | | | | Details |
| H-VOLT | high voltage | | | | Details |
| H. O. | hole opener | | | | Details |
| H/C | hydrocracker | | | | Details |
| h/d | hour per day | | | | Details |
| h/ft3 | hour per cubic foot | | | | Details |
| H/KF | hour per thousand feet | | | | Details |
| H/KM | hour per kilometer | | | | Details |
| h/m | Hydraulical / Mechanical | | | | Details |
| h/m | Hydraulisch / Mechanisch | Hydraulic / Mechanic | | | Details |
| H/M3 | hour per cubic meter | | | | Details |
| h/m3 | hour per cubic meter | | | | Details |
| H0 | H0 Hydraulische Tiefpumpe | | | | Details |
| H1 | Stacked Hydrophone Data | | | | Details |
| H1B1 | APS High Resolution Array-1 Detector | | | | Details |
| H1B2 | APS High Resolution Array-1 Detector | | | | Details |
| H1B3 | APS High Resolution Array-1 Detector | | | | Details |
| H1B4 | APS High Resolution Array-1 Detector | | | | Details |
| H1EO | APS High Resolution Array-1 Detector | | | | Details |
| H1EP | APS High Resolution Array-1 Detector Count Count_Rate | | | | Details |
| H1PV | Hydraulic Pump Volume Output | | | | Details |
| H1TD | APS High Resolution Array-1 Detector Time | | | | Details |
| H1VF | High Calibration V/F Channel 1 Ratio | | | | Details |
| H1VF_TL | High Calibration VFC Channel 1 Gradio | | | | Details |
| H2 | hydrogen | | | | Details |
| H2B1 | APS High Resolution Array-2 Detector | | | | Details |
| H2B2 | APS High Resolution Array-2 Detector | | | | Details |
| H2B3 | APS High Resolution Array-2 Detector | | | | Details |
| H2B4 | APS High Resolution Array-2 Detector | | | | Details |
| H2EO | APS High Resolution Array-2 Detector | | | | Details |
| H2EP | APS High Resolution Array-2 Detector Count Count_Rate | | | | Details |
| H2PV | Hydraulic Pump Volume Output | | | | Details |
| H2S | Hydrogen Sulfide | | | | Details |
| H2S | hydrogen sulfite | | | | Details |
| H2SO4 | sulfuric acid | | | | Details |
| H2TD | APS High Resolution Array-2 Detector Time | | | | Details |
| H2VF | High Calibration VFC Channel Manometer | | | | Details |
| H2VF_TL | High Calibration VFC Channel 2 Manometer | | | | Details |
| H2Zero | See OCPS | | | | Details |
| H3PV | Hydraulic Pump Volume Output | | | | Details |
| H3VF | High Calibration VFC Channel Manometer | | | | Details |
| H3VF_TL | High Calibration VFC Channel 3 Manometer | | | | Details |
| H4VF | High Calibration VFC Channel Well | | | | Details |
| H4VF_TL | High Calibration VFC Channel 4 Well | | | | Details |
| H5VF | High Calibration VFC Channel Grad | | | | Details |
| H5VF_TL | High Calibration VFC Channel 5 Gradio | | | | Details |
| HA | HAtch | | | | Details |
| HA | HAITI | | | | Details |
| HA | hectare | | | | Details |
| ha | hectare | | | | Details |
| HA1D | High Pressure Additive #1 Density | | | | Details |
| HA2D | High Pressure Additive #2 Density | | | | Details |
| HA3D | High Pressure Additive #3 Density | | | | Details |
| HA4D | High Pressure Additive #4 Density | | | | Details |
| HAAT | Height Above Average Terrain | | | | Details |
| HABFD | HiRes Amplitude of Borehole Signal - Far | | | | Details |
| HABND | HiRes Amplitude of Borehole Signal - Near | | | | Details |
| HABT | HDT Average Bedding Thickness | | | | Details |
| HAC | Hazardous Area Classification | | | | Details |
| HAC | Height Above Contact | | | | Details |
| HACCP | Hazard Analysis and Critical Control Point | | | | Details |
| Hackb | Hackberry | | | | Details |
| HADC | APS High Resolution Near/Array Corrected | | | | Details |
| HADR | High Temperature Azimuthal Gamma Ray | | | | Details |
| HADU | APS High Resolution Near/Array Uncorrected Neutron_Porosity_Dolomite | | | | Details |
| HAET | HDT Average Event Thickness | | | | Details |
| HAFF | Highly Absorbing Fluid Flag | | | | Details |
| HAFFD | HiRes Amplitude of Formation Signal - Far | | | | Details |
| HAFF_DL | Highly Absorbing Fluid Flag (Depth | | | | Details |
| HAFND | HiRes Amplitude of Formation Signal - Near Count_Rate | | | | Details |
| HAFWL | Height Above Free Water Level | | | | Details |
| HAG | Hungaria Austria Gasleitung | | | | Details |
| HAGR | High Temperature Azimuthal Gamma Ray | | | | Details |
| HAI | Hydro Agri International | | | | Details |
| HAL | Halite | | | | Details |
| HAL | HALLIBURTON LOG SERVICE | | | | Details |
| HAL | Halite | | | | Details |
| HALC | APS High Resolution Near/Array Corrected | | | | Details |
| HALS | High Resolution Azimuthal Laterlog Sonde | | | | Details |
| HALS | High Resolution Array Lithology Sonde. | | | | Details |
| HALS | HILT Azimuthal Laterolog Sonde | | | | Details |
| HALU | APS High Resolution Near/Array Uncorrected Neutron_Porosity_Limestone | | | | Details |
| HAM | Hydraulic Actuator Modul | | | | Details |
| HANG | Hmx Projection Horizontal Angle | | | | Details |
| HAOC | APS High Resolution Near/Array Porosity | | | | Details |
| HAP | hazardous Air Pollutant | | | | Details |
| HAP | hazardous air pollutants | | | | Details |
| HAPS | HPHT Accelator Porosity Sonde (aka XAPS) | | | | Details |
| HAPS-BA | HPHT (High Pressure, High Temperature) Accelerator Porosity Sonde - BA (both CTS and DTS Telemetry); this is an APS-BA in a UDFH Dewar housing | | | | Details |
| HAR | Hazard Analysis Review | | | | Details |
| HAR | Hellenic Aspropyrgas Refinery Greece | | | | Details |
| Hara | Haragan | | | | Details |
| HARC | Hazard Analysis & Risk Control | | | | Details |
| HARD | 12 Azimuthal Deep Resistivities | | | | Details |
| HARDNESS | Hardness | | | | Details |
| HARE | 12 Azimuthal Electrical Standoffs | | | | Details |
| HARS | 12 Azimuthal Shallow Resistivities | | | | Details |
| HART | Deep Resistivity Rt from array Laterolog | | | | Details |
| HART | True Formation Resistivity from HALS/MCFL Measurements | | | | Details |
| HASC | APS High Resolution Near/Array Corrected | | | | Details |
| Hask | Haskell | | | | Details |
| HAST | Horizontal Stimulation Tool | | | | Details |
| HASU | APS High Resolution Near/Array Uncorrected Neutron_Porosity_Sandstone | | | | Details |
| HATC | APS High Resolution Near/Array Porosity | | | | Details |
| Hatch | the opening on a tank | | | | Details |
| HATIM | HNGS Marquardt Accumulation Time | | | | Details |
| Haynes | Haynesville | | | | Details |
| HAZ | Hazard | | | | Details |
| HAZ | Heat-Affected Zone | | | | Details |
| HAZ | Heat Affected Zone | | | | Details |
| HAZ | heat affected zone The area around a weld or other area in the steel that has been modified by heat and, as a result, is more subject to some forms of corrosion | | | | Details |
| haz | hazardous | | | | Details |
| HAZ01 | HGNS High Resolution Acceleration | | | | Details |
| HAZAN | Hazard Analysis | | | | Details |
| HAZAS | Hazard Assassment | | | | Details |
| HAZI | Hole Azimuth | | | | Details |
| HAZID | Hazard Identification (meeting) | | | | Details |
| HAZID | Hazard Identification | | | | Details |
| HAZIO | Hazard and Operability Analysis | | | | Details |
| HAZOP | Hazardous Operation | | | | Details |
| HAZOP | hazardous operations | | | | Details |
| HAZOP | Operational Hazards | | | | Details |
| HAZOP | Hazard and Operability Study | | | | Details |
| HB | house brand(regular grade of gasoline) | | | | Details |
| HB | HandBohrung | Shallow wells drilled in Austria as service wells | | | Details |
| HBA | Honors Business Administration | | | | Details |
| HBA | Steigrohrhänger mit Dichtelementen (wird ausschliesslich bei Gassonden verwendet) | | | | Details |
| HBACK | HiRes Background - Near Gates | | | | Details |
| HBAD | Bad H-axis (Hx/Hy/Hz/None) | | | | Details |
| hbar | hectobar | | | | Details |
| HBC | High Resolution Borehole Sonic | | | | Details |
| HBC | High Resolution Borehole Compensated Sonic Log | | | | Details |
| HBDC | LDS High Resolution Bulk Density | | | | Details |
| HBF | Harmless Bulk Fertilizer | | | | Details |
| HBF | Heavy Boiler Fuel | | | | Details |
| HBHK | HNGS Borehole Potassium Concentration | | | | Details |
| HBHK | HNGS Borehole Potassium Concentration | | | | Details |
| HBI | Hot Briquetted Iron | | | | Details |
| hbld | hornblende | | | | Details |
| HBP | held by production, a leasehold kept in force by production | | | | Details |
| HBP | Held by Production | | | | Details |
| hbr | harbor | | | | Details |
| HBS | Hadi Bouchamaoui Sons International Ltd. | | | | Details |
| HBSAL | HiRes Borehole Salinity | | | | Details |
| HBSD | APS High Resolution Average Neutron Burst | | | | Details |
| HBSG | APS High Resolution Average Neutron Burst | | | | Details |
| Hburg | Hardinsburg sand(local) | | | | Details |
| HC | High Case | | | | Details |
| HC | Hydrocarbons | | | | Details |
| HC | Hydro-Carbons | | | | Details |
| HC | High Collapse (tubing) | | | | Details |
| HC | Heat Checking | | | | Details |
| HC | Hughes Christensen | | | | Details |
| HC | Hydrocarbon | | | | Details |
| HC | hydrocracker | | | | Details |
| HC | Hydro Carbon | | | | Details |
| HCAL | HRCC Calliper (in Logs)(in Inches) | | | | Details |
| HCAL | HRCC Caliper Calibrated | | | | Details |
| HCAL | HRCC Caliper Calibrated | | | | Details |
| HCCL | CCL Maximum Amplitude | | | | Details |
| HCCS | Horizontal Clamp Connection System | | | | Details |
| HCD | Heavy Casing Design | | | | Details |
| HCDL | LDS High Resolution Long-Spaced Total | | | | Details |
| HCDP | Hydrocarbon Development Planning | | | | Details |
| HCDS | Hydrocarbon or Gas Detection | | | | Details |
| HCDS | hydrocarbon drain system | | | | Details |
| HCDS | LDS High Resolution Short-Spaced Total | | | | Details |
| HCDT | Hydrocarbon Down To | | | | Details |
| HCE | Category Estimation | | | | Details |
| HCEN | Hydrogen Centroid for GST-A/IGT Spectrum | | | | Details |
| HCFT | High Resolution Far Thermal Count Rate | | | | Details |
| HCGF | Seismic High Cut Geophone Filter | | | | Details |
| HCGO | heavy coker gas oil | | | | Details |
| HCGR | HNGS Computed Gamma Ray | | | | Details |
| HCGR | HNGS Computed Gamma-Ray | | | | Details |
| HCI | Core Data Import | | | | Details |
| HCI | Human Capital Index | | | | Details |
| HCIP | Hydrocarbon in Place | | | | Details |
| HCIP | Hydrocarbon In Place | | | | Details |
| HCl | see hydrochloric acid | | | | Details |
| HCl | hydrogen chloride | | | | Details |
| HClO2 | chlorine dioxide, a bacteria killer | | | | Details |
| HCLS | Heave Compensating Lift/Landing System (for subsea tree deployment) | | | | Details |
| HCM | Human Capital Management | | | | Details |
| HCM | Horizontal Connection Module. To connect the Xmas Tree to the Manifold | | | | Details |
| HCM | Hole Condition Monitoring | | | | Details |
| HCM | Historical Control Modes | | | | Details |
| HCMSF | High Resolution MSFL Conductivity | | | | Details |
| HCN | hydrogen cyanide | | | | Details |
| HCNT | High Resolution Near Thermal Count Rate | | | | Details |
| HCO | heavy cycle oil | | | | Details |
| HCOC | HNGS Formation Cobalt Concentration in | | | | Details |
| HCOIP | Hydrocarbon Originally In Place | | | | Details |
| HCPV | Hydrocarbon Pore Volume | | | | Details |
| HCPVI | Hydrocarbon Pore Volume Injected | | | | Details |
| HCR | High Closing Ratio or Hydraulic Control Remote (see comment) | | | | Details |
| HCR | Highest Conductivity Reading Per 1/2 Ft | | | | Details |
| HCRL | LDS High Resolution Long-Spaced Total | | | | Details |
| HCRS | LDS High Resolution Short-Spaced Total | | | | Details |
| HCS | OSHA Hazard Communication Standard (Worker Right-To-Know) | | | | Details |
| HCS | Hydraulic Cleanout Service | | | | Details |
| HCS | Hydrocarbon shows inferred | | | | Details |
| HCSC | HNGS Formation Cesium Concentration in | | | | Details |
| HCT | Higher College of Technology | | | | Details |
| HCTC | HNGS Detector1-2 Coincidence Count Ratio | | | | Details |
| HCTL | LDS High Resolution Long-Spaced | | | | Details |
| HCTS | LDS High Resolution Short-Spaced | | | | Details |
| HCV | Hard Control Valve (type of valveused for controlling sluges in EWT) | | | | Details |
| HCV | hand-control valve | | | | Details |
| HCW | Hydrocarbon Water Contact | | | | Details |
| HCWC | Hydrocarbon Water Contact | | | | Details |
| HD | Hard Disk | | | | Details |
| hd | hard | | | | Details |
| HD | Hot Dry Rock Development | | | | Details |
| HD | Hot Dry Rock Development-Failure | | | | Details |
| hd | head | | | | Details |
| HD | heavy duty | | | | Details |
| HD | high detergent | | | | Details |
| HD | hot dry rock development, failure | | | | Details |
| HD | Hydril | | | | Details |
| HD | perforating, hyperdome | | | | Details |
| HD | Hyperdome Perforating | | | | Details |
| HD | Hole Diameter | | | | Details |
| HD | Hair Dalma | | | | Details |
| Hd li | hard lime | | | | Details |
| hd sd | hard sand | | | | Details |
| HD1 | Hole Diameter 1 | | | | Details |
| HD2 | Hole Diameter 2 | | | | Details |
| HD3 | Hole Diameter 3 | | | | Details |
| HDA | Helideck Assistant | | | | Details |
| HDA | Hole Deviation Azimuth | | | | Details |
| HDAL | High Resolution Density Alpha Factor | | | | Details |
| HDAMX | Hole Diameter Maximum | | | | Details |
| HDAR | Hole Diameter from Area | | | | Details |
| HDAV | Hole Diameter Average | | | | Details |
| HDC1 | HY_1 Duty Cycle | | | | Details |
| HDC1_DL | MRHY 1 Duty Cycle | | | | Details |
| HDC2 | HY_2 Duty Cycle | | | | Details |
| HDC2_DL | MRHY 2 Duty Cycle | | | | Details |
| HDC3 | HY_3 Duty Cycle | | | | Details |
| HDC3_DL | MRHY 3 Duty Cycle | | | | Details |
| HDD | Hydraulic Hold Down Tool (used w/ FlexPac Packer) | | | | Details |
| HDD | Hot Dry Rock Development Deepening | | | | Details |
| HDD | Horizontal Directional Drilling | | | | Details |
| HDE | Horizontal displacement Efficiency | | | | Details |
| HDE1 | High Resolution Waveform Delay 1 | | | | Details |
| HDE2 | High Resolution Waveform Delay 2 | | | | Details |
| HDE3 | High Resolution Waveform Delay 3 | | | | Details |
| HDE4 | High Resolution Waveform Delay 4 | | | | Details |
| HDEB | LDS High Resolution Enhanced Resolution | | | | Details |
| HDECK | Heli Deck | | | | Details |
| HDEV | Hole Deviation | | | | Details |
| HDF | Hydraulic Delay Firing head (SLB) | | | | Details |
| HDGM | High Definition Geomagnetic Model | | | | Details |
| HDI | Category Data Import | | | | Details |
| HDIA | Hole Diameter | | | | Details |
| HDIF | Hole Diameter Difference | | | | Details |
| HDIL | High-Definition Induction Log | | | | Details |
| HDIL_BA | High-Definition Induction Log | | | | Details |
| HDIL_HAL | Hostile Dual Induction | | | | Details |
| HDIP | Hexagonol Diplog | | | | Details |
| HDIP | Hexdip | | | | Details |
| HDK | Hochdruck-Kreuz | | | | Details |
| hdl | handle | | | | Details |
| HDLL | High-Definition Lateral Log | | | | Details |
| HDLL | High-Definition Lateral Log | | | | Details |
| HDLTSBENDS | Half Despatch Lay Time Saved Both Ends | | | | Details |
| HDM | Hydraulic Distribution Manifold (Subsea kit) | | | | Details |
| HDMI | High-Definition Multimedia Interface | | | | Details |
| HDMI | Hole Diameter Minimum | | | | Details |
| HDMX | Hole Diameter Maximum | | | | Details |
| hdns | hardness | | | | Details |
| hdnss | hardness | | | | Details |
| HDOV | Hole Diameter from Oval | | | | Details |
| HDPE | High Density Polyethelene | | | | Details |
| HDPE | High Density Polyethylene | | | | Details |
| HDPE | high density polyethylene plastic | | | | Details |
| HDPH | High Resolution Density Porosity | | | | Details |
| HDPL | LDS High Resolution Long-Spaced Deadtime | | | | Details |
| HDPO | LDS High Resolution Density Porosity | | | | Details |
| HDPS | LDS High Resolution Short-Spaced Deadtime | | | | Details |
| HDQC | LDS High Resolution Density Quality | | | | Details |
| HDR | Hot Dry Rock Development Redrill | | | | Details |
| hdr | header | | | | Details |
| HDRA | HRDD Spine and Ribs Density Correction | | | | Details |
| HDRH | High Resolution Density Correction | | | | Details |
| HDRT | Depth Derivative of Raw HTAL | | | | Details |
| HDS | Hot Dry Rock Development-Success | | | | Details |
| HDS | hot dry rock development, successful | | | | Details |
| HDS | hydrogen delsulfurization | | | | Details |
| HDS | High Definition Surveying | | | | Details |
| HDS1L | High-Speed Directional Survey | | | | Details |
| HDS1R | High-Speed Directional Survey Retrievable | | | | Details |
| HDSL | LDS High Resolution Long-Spaced Low Level | | | | Details |
| HDSM | High-Speed Directional Survey MultiLink | | | | Details |
| HDSS | LDS High Resolution Short-Spaced Low Level Tool_Status | | | | Details |
| HDT | Hydrate Disassociation Temp | | | | Details |
| HDT | High Resolution Dipmeter Log | | | | Details |
| HDT | Dipmeter (High Resolution) | | | | Details |
| HDT | High Resolution Dipmeter | | | | Details |
| HDT | Four-Arm Caliber Log | | | | Details |
| HDT | Fracture Identification Log | | | | Details |
| HDT | Inclinometer Survey Directional | | | | Details |
| HDT-D | Dipmeter-Digital | | | | Details |
| HDTD | Hostile Downhole Tension | | | | Details |
| HDTH | Hole Depth | | | | Details |
| HDV | heavy-duty vehicles | | | | Details |
| Hdwr | hardware | | | | Details |
| HDWTS | Half Demurrage Weather Time Saved | | | | Details |
| HDX | Hot Dry Rock Development Recompletion | | | | Details |
| HE | High Energy | | | | Details |
| HE | see Hydrogen Embrittlement | | | | Details |
| HE | heat exchange | | | | Details |
| HE | Hole Elongation | | | | Details |
| HEAD | head | | | | Details |
| HEC | hydroxyethyl cellulose | | | | Details |
| HEC | hydroxyl ethyl cellulose, a synthetic polymer | | | | Details |
| Heeb | Heebner | | | | Details |
| Heel | the area of pay closest to the casing in a highly deviated well | | | | Details |
| HEF1 | Far Helium Bank 1 Count Rate | | | | Details |
| HEF2 | Far Helium Bank 2 Count Rate | | | | Details |
| HEF3 | Far Helium Bank 3 Count Rate | | | | Details |
| HEF4 | Far Helium Bank 4 Count Rate | | | | Details |
| HEGF | high energy gas fracturing | | | | Details |
| HEGS | high energy gas stimulation | | | | Details |
| HEHV | HE High Voltage | | | | Details |
| HEL | Hosteil Environment Logging | | | | Details |
| HELDK | HELicopter DecK | | | | Details |
| HELIOS | Ste. Pour la Construction et l’Exploitation d’une Usine d’Helium Liquide et d’Azote Algeria | | | | Details |
| HELP | Heat Escape Lessening Position | | | | Details |
| Hem | hematite | | | | Details |
| hem | hematitic | | | | Details |
| HEMP | Hazards & Effects Management Process | | | | Details |
| HEMP | Hazard and effects management process | | | | Details |
| HEN1 | Near Helium Bank 1 Count Rate | | | | Details |
| HEN2 | Near Helium Bank 2 Count Rate | | | | Details |
| HEN3 | Near Helium Bank 3 Count Rate | | | | Details |
| HEN4 | Near Helium Bank 4 Count Rate | | | | Details |
| HEP | Horizontal Entry Point | | | | Details |
| HEPF | High Energy Perforating & Fracturing | | | | Details |
| Her | Herington | | | | Details |
| Herm | Hermosa | | | | Details |
| HES | Halliburton Energy Services | | | | Details |
| HESP | Horizontal Electric Submersible Pump (surface pump) | | | | Details |
| Het | heterostegina | | | | Details |
| HET1 | HY_1 Elapsed Pumping Time | | | | Details |
| HET1_DL | MRHY 1 Elapsed Pumping Time | | | | Details |
| HET2 | HY_2 Elapsed Pumping Time | | | | Details |
| HET2_DL | MRHY 2 Elapsed Pumping Time | | | | Details |
| HET3 | HY_3 Elapsed Pumping Time | | | | Details |
| HET3_DL | MRHY 3 Elapsed Pumping Time | | | | Details |
| HETq | High Temperature Equipment | | | | Details |
| HEX | heat exchanger | | | | Details |
| hex | hexagon(al) | | | | Details |
| hex | hexane | | | | Details |
| HEX | HD hex head | | | | Details |
| HEXT | Hex Diplog | | | | Details |
| HF | High Frequency | | | | Details |
| HF | hydrofluoric acid | | | | Details |
| HF | hydrogen fluoride | | | | Details |
| HF | Hydraulic Fracturing | | | | Details |
| HFB1 | APS High Resolution Thermal Detector | | | | Details |
| HFB2 | APS High Resolution Thermal Detector | | | | Details |
| HFB3 | APS High Resolution Thermal Detector | | | | Details |
| HFB4 | APS High Resolution Thermal Detector | | | | Details |
| HFBAC | HiRes Background - Far Gates | | | | Details |
| HFCR | APS High Resolution Thermal Detector Count Count_Rate | | | | Details |
| HFDT | High Frequency Dielectric | | | | Details |
| HFE | Human Factors Engineering | | | | Details |
| HFEC | APS High Resolution Far Detector Count | | | | Details |
| HFEN | APS High Resolution Far Detector Neutron | | | | Details |
| HFEO | APS High Resolution Far Detector Neutron | | | | Details |
| HFF | Heavy Furnace Fuel | | | | Details |
| hfg | hydrofining | | | | Details |
| HFK | HNGS Formation Potassium Concentration | | | | Details |
| HFK | HNGS Formation Potassium Concentration | | | | Details |
| HFKC | HNGS Formation Potassium Concentration in | | | | Details |
| HFL | Hydraulic Flying Lead | | | | Details |
| HFM | Hydraulic Frature Modeller (SLB) | | | | Details |
| HFO | hole full of oil | | | | Details |
| HFO | heavy fuel oil | | | | Details |
| HFO | Heavy fuel oil | | | | Details |
| HFOF | High Frequency Spectrum Offset | | | | Details |
| HFPT | Hydrocarbon Field Planning Tool | | | | Details |
| HFSW | hole full of salt water | | | | Details |
| HFT | Hydraulic Fracture Test (Drilling) | | | | Details |
| HFTD | APS High Resolution Thermal Detector Time | | | | Details |
| HFTDT | HiRes Far Thermal Decay Counts | | | | Details |
| HFU | Hydraulic Flow Units | | | | Details |
| HFVL | Filtered Fluid Acoustic Slowness (Fluid | | | | Details |
| HFW | hole full of water | | | | Details |
| Hg | mercury | | | | Details |
| HG | Haupt Gebäude | Head Office | | | Details |
| HG | Mittlere Mächtigkeit Gas (m) | Average thickness of gas-filled rock | | | Details |
| HGBFD | HiRes Gamma Borehole - Far Detector | | | | Details |
| HGBND | HiRes Gamma Borehole - Near Detector | | | | Details |
| HGCM | heavily (highly) gas cut mud | | | | Details |
| HGCM | heavily(highly) gas-cut mud | | | | Details |
| HGCSW | heavily (highly) gas cut salt water | | | | Details |
| HGCSW | heavily(highly) gas-cut salt water | | | | Details |
| HGCW | heavily (highly) gas cut water | | | | Details |
| HGCW | heavily(highly) gas-cut water | | | | Details |
| HGFFD | HiRes Gamma Formation - Far Detector | | | | Details |
| HGFND | HiRes Gamma Formation - Near Detector | | | | Details |
| hght | Height | | | | Details |
| HGM | Histogram Equalization | | | | Details |
| HGMN | Minimum Applied Gain (Fluid Properties | | | | Details |
| HGMX | Maximum Applied Gain (Fluid Properties | | | | Details |
| HGNS | HILT Gamma Ray Neutron Sonde | | | | Details |
| HGNS | HILT Gamma-Ray Neutron Sonde | | | | Details |
| HGO | Heavy Grade Oils | | | | Details |
| HGO | Heavy Gas Oil | | | | Details |
| HGOR | High Gas Oil Ratio | | | | Details |
| HGOR | high gas-oil ratio | | | | Details |
| HGR | Hanger | | | | Details |
| HGR | High Resolution Gamma Ray | | | | Details |
| HGS | High (specific)Gravity Solids | | | | Details |
| HGS | High Gravity Solids | | | | Details |
| HGS | Horner Gas Slope | | | | Details |
| hgt | height | | | | Details |
| HH | Hadi Hendizadeh (the soul owner of this abbreviation file)|| | Hadi Hendizadeh (the soul owner of this abbreviation file) | Hadi Hendizadeh (die Seele Besitzer dieser Abkürzung Datei) | Hadi Hendizadeh (le propriétaire de l'âme de ce fichier abréviation) | Details |
| HH | Hadi Hendizadeh (the owner of this abbreviation file) | | | | Details |
| HH | X450133 (the owner of this abbreviation file) | | | | Details |
| HH | hand hole | | | | Details |
| HH | hydrostatic heat | | | | Details |
| HH | Hadi Hendizadeh ( | | | | Details |
| HH | Hadi Hendizadeh (the soul owner of this abbreviation file) | | | | Details |
| HHDW | Handy Heavy d.w. (scrap) | | | | Details |
| HHP | High High Pressure | | | | Details |
| HHP | Hydraulic Horsepower | | | | Details |
| HHP | High-high Pressure | | | | Details |
| HHP | High-high Pressure | | | | Details |
| HHP1 | HY_1 Hydraulic Pressure | | | | Details |
| HHP1_DL | MRHY 1 Hydraulic Pressure | | | | Details |
| HHP2 | HY_2 Hydraulic Pressure | | | | Details |
| HHP2_DL | MRHY 2 Hydraulic Pressure | | | | Details |
| HHP3 | HY_3 Hydraulic Pressure | | | | Details |
| HHP3_DL | MRHY 3 Hydraulic Pressure | | | | Details |
| HHPb | Hydraulic Horse Power of Bit|| | Hydraulic Horsepower of Bit | Hydraulikleistung von Bit | Puissance hydraulique de Bit | Details |
| HHPb | Hydraulic Horse Power of Bit | | | | Details |
| HHPS | Sacrificial Hydraulic Horsepower|| | Sacrificial Hydraulic Horsepower | Aufopferungshydraulikleistung | Sacrificiel hydraulique Puissance | Details |
| HHPS | Sacrificial Hydraulic Horsepower | | | | Details |
| HHPt | Hydraulic Horse Power of total pressure|| | Hydraulic Horsepower of total pressure | Hydraulikleistung von Gesamtdruck | Hydraulique Puissance de pression totale | Details |
| HHPt | Hydraulic Horse Power of total pressure | | | | Details |
| HHSC | APS High Resolution Near/Array Porosity | | | | Details |
| HHT | High-high Temperature | | | | Details |
| HHT | High-high Temperature | | | | Details |
| HHVO | HGNS Telemetry Head Voltage | | | | Details |
| HI | Hydrogen Index | | | | Details |
| HI | Hawaii | | | | Details |
| HI | Heterogeneity index | | | | Details |
| HI | Harmonic Isolation | | | | Details |
| HI | Hydrogen_Index | | | | Details |
| HIA | Health Information Act | | | | Details |
| HIA | Hydrologic Investigations Atlas | | | | Details |
| HIA | Health Impact Assessment | | | | Details |
| HIAM | Highest Amplitude | | | | Details |
| HIC | Hydrogen-induced Cracking | | | | Details |
| HIC | Hydrogen Induced Cracking | | | | Details |
| HIC | Hydrogen Induced Cracking | | | | Details |
| Hick | Hickory | | | | Details |
| HID | Hydraulic Isolation Depth | | | | Details |
| HIFN | Noise in High Frequency Spectrum | | | | Details |
| HIG | Hydrocarbon Injection Gas | | | | Details |
| HIIP | Hydrocarbons Initially-In-Place | | | | Details |
| Hill | Hilliard | | | | Details |
| HILT | High Integrated Logging Tool | | | | Details |
| HILT | Platform Express: High Resolution Integrated Logging Tool | | | | Details |
| HINFD | HiRes Inelastic Counts Far (Gate 8) | | | | Details |
| HINND | HiRes Inelastic Counts Near (Gate 8) | | | | Details |
| HIP | Hybrid Integration Platform | | | | Details |
| HiPo | High Potantial (HSE term wrt to high potantial incident) | | | | Details |
| HIPO | High Potential (Accident) | | | | Details |
| HIPPS | High Integrity Pressure Protection System | | | | Details |
| HIRA | Hazard Identification and Risk Assessment | | | | Details |
| HIS | Bit HP impact (hp/in^2) | | | | Details |
| HIS | High Structural Integrity (highest level of pressure or Temperature) | | | | Details |
| HIS level | High Structural Integrity | | | | Details |
| HISC | Hydrogen induced stress cracking | | | | Details |
| HISPANOIL | Hispanica de Petroleos, S.A. (see Repsol) Spain | | | | Details |
| HIT | Hydraulic Impedance Test | | | | Details |
| HIT | Hostile Array Induction Tool (aka XAIT) | | | | Details |
| HIT | Hostile Array Induction Tool | | | | Details |
| HITT | Highest Transit Time | | | | Details |
| HJ | Hydraulic Jar | | | | Details |
| hj | layer thickness | | | | Details |
| HJ | Hyperjet Perforating | | | | Details |
| HJII | Hyperjet Perforating | | | | Details |
| HJIII | Hyperjet Perforating | | | | Details |
| HJLS | LDS High Resolution Long-Spaced Pileup | | | | Details |
| HK | HONG KONG | | | | Details |
| HK | Hook | | | | Details |
| HKD | Hong Kong Dollar | | | | Details |
| HKG | HONG KONG | | | | Details |
| HKL | HookLoad (German: Haken Last) | | | | Details |
| HKLD | Hook Load | | | | Details |
| hkly | hackly | | | | Details |
| HKO | Highest Known Oil | | | | Details |
| HKW | Highest Known Water | | | | Details |
| hky | hackly | | | | Details |
| HL | Hook Load | | | | Details |
| HL | Hohlladung (perforation charges) | | | | Details |
| HL | Hubbert Linearization | | | | Details |
| HL | Hohlladung | An old type of perforation charges.. | | | Details |
| hL | hectoliter | | | | Details |
| HLA | high side - lateral - along hole | | | | Details |
| HLAZ | Deviation Azimuth | | | | Details |
| hlb | Halliburton | | | | Details |
| HLCA | LDS High Resolution Caliper | | | | Details |
| HLDN | hold down | | | | Details |
| HLDS | Hostile Litho-Density Sonde | | | | Details |
| HLDS | Hostile Litho-Density Sonde | | | | Details |
| HLDT | Hostile Environment Litho-Density | | | | Details |
| HLDT | Hostile Environment Litho Density Tool | | | | Details |
| HLEF | LDS High Resolution Long-Spaced Corrected | | | | Details |
| HLEN | Hole Length | | | | Details |
| HLFA | LDS High Resolution Enhanced Resolution | | | | Details |
| HLIK | HDT Likeness | | | | Details |
| HLIT | High Resolution Lithology Window Countrate Count_Rate | | | | Details |
| HLL | High Resolution Long Lower Window | | | | Details |
| HLL1 | LDS High Resolution Long-Spaced Raw Loop | | | | Details |
| HLL2 | LDS High Resolution Long-Spaced Raw Loop | | | | Details |
| HLL3 | LDS High Resolution Long-Spaced Raw Loop | | | | Details |
| HLL4 | LDS High Resolution Long-Spaced Raw Loop | | | | Details |
| HLLD | Deep Resistivity high res. LLD | | | | Details |
| HLLD | HALS Laterolog Deep Resistivity | | | | Details |
| HLLD | HALS Laterolog Deep Resistivity | | | | Details |
| HLLG | HALS Laterolog Groningen Resistivity | | | | Details |
| HLLL | LDS High Resolution Long-Spaced LL Raw | | | | Details |
| HLLS | Resistivity high res. LLS | | | | Details |
| HLLS | HALS Laterolog Shallow Resistivity | | | | Details |
| HLLS | HALS Laterolog Shallow Resistivity | | | | Details |
| HLLU | LDS High Resolution Long-Spaced LU Raw | | | | Details |
| HLN | hydraulic landing nipple | | | | Details |
| HLO | Heavy Load-out (Facility) | | | | Details |
| HLO | Helicopter Landing Officer | | | | Details |
| HLO | Helicopter Landing Officer (jobrole/trainingcourse) | | | | Details |
| HLRH | HiRes Long Spacing Bulk Density | | | | Details |
| HLS | Layer/Square | | | | Details |
| HLS | High Resolution Long Spacing Countrate | | | | Details |
| HLS1 | LDS High Resolution Short-Spaced SS1 Raw | | | | Details |
| HLS2 | LDS High Resolution Short-Spaced SS2 Raw | | | | Details |
| HLSD | high-level shutdown | | | | Details |
| HLSL | LDS High Resolution Long-Spaced LS Raw | | | | Details |
| HLSP | LDS High Resolution Long-Spaced Spectrum | | | | Details |
| HLTH | LDS High Resolution Long-Spaced LITH Raw | | | | Details |
| HLU | High Resolution Long Upper 1-2 Window | | | | Details |
| HLW1 | Hires LSW1 | | | | Details |
| HLW2 | Hires LSW2 | | | | Details |
| HLW3 | Hires LSW3 | | | | Details |
| HLW4 | Hires LSW4 | | | | Details |
| HLW5 | Hires LSW5 | | | | Details |
| hly | Hourly Data | | | | Details |
| HM | History Match | | | | Details |
| HM | HEARD AND MCDONALD ISLANDS | | | | Details |
| Hmax | Maximum Wave Height | | | | Details |
| HMB | Heat & Mass Balance | | | | Details |
| HMB | Heat & Material Balance | | | | Details |
| HMC1 | HY_1 Motor Current | | | | Details |
| HMC1_DL | MRHY 1 Motor Current | | | | Details |
| HMC2 | HY_2 Motor Current | | | | Details |
| HMC2_DL | MRHY 2 Motor Current | | | | Details |
| HMC3 | HY_3 Motor Current | | | | Details |
| HMC3_DL | MRHY 3 Motor Current | | | | Details |
| HMC8 | HRDD High Resolution Mudcake Thickness | | | | Details |
| HMCA | MCFL Averaged Mudcake Thickness From | | | | Details |
| HMCI | HRDD Enhanced Resolution Mudcake Thickness Filter_Cake_Thickness | | | | Details |
| HMCR | MCFL Mudcake Thickness from Resistivity | | | | Details |
| HMCU | Hydraulic Motor Current | | | | Details |
| HMCU_DL | Hydraulic Motor Current | | | | Details |
| HMCZ | HRDD Standard Resolution Mudcake Thickness Filter_Cake_Thickness | | | | Details |
| HMD | HEARD AND MCDONALD ISLANDS | | | | Details |
| HMDV | Hydraulic Motor Downhole Voltage | | | | Details |
| HMDV_DL | Hydraulic Motor Downhole Voltage | | | | Details |
| HME | Magnitude Estimation | | | | Details |
| HMFC | Corrected HMFL | | | | Details |
| HMFL | High Resolution MSFL | | | | Details |
| HMI | High Resolution Micro Imager | | | | Details |
| HMIN | Resistivity high res. MINV | | | | Details |
| HMIN | HIP Micro Inverse Resistivity | | | | Details |
| HMMOF | HiRes Minitron Monitor Far (Ratio) | | | | Details |
| HMNO | Resistivity high res. MNOR | | | | Details |
| HMNO | HIP Micro Normal Resistivity | | | | Details |
| HMQ1 | HNGS Detector 1 Marquardt Status | | | | Details |
| HMQ2 | HNGS Detector 2 Marquardt Status | | | | Details |
| HMRC | Her Majesty's Revenue and Customs | | | | Details |
| HMS | Heavy Metal Scraps | | | | Details |
| HMS | Hewlett Packard Manometer Sonde | | | | Details |
| HMS1 | HY_1 Motor Speed | | | | Details |
| HMS1_DL | MRHY 1 Motor Speed | | | | Details |
| HMS2 | HY_2 Motor Speed | | | | Details |
| HMS2_DL | MRHY 2 Motor Speed | | | | Details |
| HMS3 | HY_3 Motor Speed | | | | Details |
| HMS3_DL | MRHY 3 Motor Speed | | | | Details |
| HMSV | hydraulic multi-service valve | | | | Details |
| HMTA | Hazardous Materials Transportation Act | | | | Details |
| HMX | Cyclotetramethylene Tetranitramine (High temperature explosives used in perforating charges) | | | | Details |
| HMX | higher temperature perforation charge explosive A modified RDX | | | | Details |
| HN | HONDURAS | | | | Details |
| HNAR | APS High Resolution Deadtime Corrected | | | | Details |
| HNBR | hydrogenated nitrile (bunadiene rubber) | | | | Details |
| HND | Higher National Diploma | | | | Details |
| HND | HONDURAS | | | | Details |
| HND/WHL | handwheel | | | | Details |
| HNDLG | handling | | | | Details |
| HNDP | LDS High Resolution Enhanced Resolution | | | | Details |
| HNEC | APS High Resolution Near Detector Count | | | | Details |
| HNEN | APS High Resolution Near Detector Neutron | | | | Details |
| HNEO | APS High Resolution Near Detector Neutron | | | | Details |
| HNFR | APS High Resolution Deadtime Corrected | | | | Details |
| HNGS | Hostile Gamma Ray Neutron Sonde | | | | Details |
| HNGS | Hostile Natural Gamma Ray Sonde | | | | Details |
| HNGT | Hostile Natural Gamma Ray Spectrometry | | | | Details |
| HNGT | Hostile Natural Gamma Ray Spectrometry Tool | | | | Details |
| HNL | Honduran Lempira | | | | Details |
| Hnp | huff-n-puff | | | | Details |
| HNPH | High-resolution Classic Neutron Porosity | | | | Details |
| HNPI | APS High Resolution Near/Array Limestone | | | | Details |
| HNPO | High Resolution Enhanced Thermal Neutron | | | | Details |
| HNPU | APS High Resolution Near/Array Limestone | | | | Details |
| HNRH | High Resolution Enhanced Bulk Density | | | | Details |
| HNS | Hexanitrostilbene (type of perforating explosives from SLB) | | | | Details |
| HNS | very high temperature perforation charge explosive; hexanitrostilbene | | | | Details |
| HNTDT | HiRes Near Thermal Decay Counts | | | | Details |
| HO | Hole Opener | | | | Details |
| HO | Cargo HOld | | | | Details |
| HO | HONDURAS | | | | Details |
| HO | heating oil | | | | Details |
| HO | heavy oil | | | | Details |
| HO | home office | | | | Details |
| HO | Head Office | | | | Details |
| HO | Head Office | | | | Details |
| HO | Heating Oil | | | | Details |
| HO | Mittlere Mächtigkeit Öl (m) | Average thickness of oil-filled rock | | | Details |
| HO | Hot Oil | | | | Details |
| HO&GCM | heavily (highly) oil & gas cut mud | | | | Details |
| HO&GCM | heavily(highly) oil- and gas-cut mud | | | | Details |
| HOA | Head of Asset(s) | | | | Details |
| HOC | Hazard Observation Caused | | | | Details |
| HOC | Hindustan Organic Chemicals Ltd. India | | | | Details |
| HOc1 | Heating Oil Futures Contract: CME Group (NYMEX) | | | | Details |
| hock | hockleyensis | | | | Details |
| HOCM | heavily (highly) oil cut mud | | | | Details |
| HOCM | heavily(highly) oil-cut mud | | | | Details |
| HOCSW | heavily (highly) oil cut salt water | | | | Details |
| HOCSW | heavily(highly) oil-cut salt water | | | | Details |
| HOCW | heavily (highly) oil cut water | | | | Details |
| HOCW | heavily(highly) oil-cut water | | | | Details |
| HOD | head Of Department | | | | Details |
| Hodp | Hospah | | | | Details |
| HOF | Home Office | | | | Details |
| Hog | Hogshooter | | | | Details |
| HOHGP | Horizontal Open Hole Gravel Pack | | | | Details |
| HOL1 | HY_1 Oil Level | | | | Details |
| HOL1_DL | MRHY 1 MRHY Oil Level | | | | Details |
| HOL2 | HY_2 Oil Level | | | | Details |
| HOL2_DL | MRHY 2 MRHY Oil Level | | | | Details |
| HOL3 | HY_3 Oil Level | | | | Details |
| HOL3_DL | MRHY 3 MRHY Oil Level | | | | Details |
| holiday | Hole in the protective coating of a steel pipeline in the field | | | | Details |
| Holl | Hollandberg | | | | Details |
| Home | Cr Home Creek | | | | Details |
| HON | Hazardous Organic NESHAP | | | | Details |
| Hoop | Hold Open (position in IRDV tester valve) | | | | Details |
| HOP | Hang Off Point/Profile (ie liner) | | | | Details |
| hop | hooper | | | | Details |
| HOR | Horizont | | | | Details |
| Hor | Horizont | layer | | | Details |
| HOR | Horizontal | | | | Details |
| HORD | ADN Horizontal Diameter | | | | Details |
| horiz | horizontal | | | | Details |
| HORR | Horizontal Resistivity | | | | Details |
| horz | horizontal | | | | Details |
| HOSYI | Head Office Stakeholder Synchronization Initiative | | | | Details |
| HOT | hot oil tar | | | | Details |
| hot spot | Corrosive area located along the length of a pipeline; usually a wet bog, marsh, or bentonite area | | | | Details |
| HOT1 | HY_1 Oil Temperature | | | | Details |
| HOT2 | HY_2 Oil Temperature | | | | Details |
| HOT3 | HY_3 Oil Temperature | | | | Details |
| HOURS | hour | | | | Details |
| Hov | Hoover | | | | Details |
| Hox | Hoxbar | | | | Details |
| HP | Hydrostatic Pressure | | | | Details |
| HP | High Pressure | | | | Details |
| HP | Hole Problem | | | | Details |
| HP | horsepower | | | | Details |
| HP | hydraulic pump | | | | Details |
| HP | Premium journal bearing bit | | | | Details |
| HP | High Pressure | | | | Details |
| HP | High Pressure level | | | | Details |
| hp-hr | horsepower-hour | | | | Details |
| HP/HT | high pressure/high Temperature | | | | Details |
| hp/in2 | horsepower per square inch | | | | Details |
| HPA | Hewlett Packard Adaptor | | | | Details |
| HPAM | hydrolyzed polyacrylamide | | | | Details |
| HPB0 | Hall Probe Static Magnetic Field | | | | Details |
| HPB0CH | Hall Probe Static Magnetic Field | | | | Details |
| HPB0CH_SL | Hall Probe Static Magnetic Field | | | | Details |
| HPB0CL | Hall Probe Static Magnetic Field | | | | Details |
| HPB0CL_SL | Hall Probe Static Magnetic Field | | | | Details |
| HPB0_SL | Hall Probe Static Magnetic Field - Station Magnetic_Flux_Density | | | | Details |
| HPC | High-Power-Charging | | | | Details |
| HPCL | Hindustan Petroleum Corporation Limited | | | | Details |
| HPCL | Hindustan Petroleum Corporation Ltd. India | | | | Details |
| HPDE | High Pressure Pump Defect | | | | Details |
| HPDU | High pressure displacement Unit | | | | Details |
| HPE | Horizontal Pilot Extension | | | | Details |
| HPEA | LDS High Resolution Long-Spaced | | | | Details |
| HPEF | High Resolution Photoelectric Factor | | | | Details |
| HPEL | HiRes Photoelectric Factor Long Spacing | | | | Details |
| HPES | HiRes Photoelectric Factor Short Spacing | | | | Details |
| HPF | holes per foot | | | | Details |
| HPF | HP Frequency | | | | Details |
| HPFR | High Pressure Pump Flowrate | | | | Details |
| HPF_TL | HP Frequency | | | | Details |
| HPG | hydroxypropyl guar | | | | Details |
| HPG | hydroxyl propyl guar; a chemically modified guar | | | | Details |
| HPG | high-pressure gas | | | | Details |
| HPG | high-pressure gauge | | | | Details |
| HPGAG | High Pressure Gauge | | | | Details |
| HPGD | HP Gauge Digital Pressure | | | | Details |
| HPGI | HP Gauge Input Frequency | | | | Details |
| HPGP | HP Gauge Pressure | | | | Details |
| HPGP_TL | HP Gauge Pressure | | | | Details |
| HPHN | High Resolution Porosity from Enhanced | | | | Details |
| HPHT | High Pressure High Temperature (same as HTHP) | | | | Details |
| HPHT | High Pressure High Temperature | | | | Details |
| HPHT | high pressure, high temperature | | | | Details |
| HPHT | High-Temperature High-Pressure | | | | Details |
| HPI | High Potential Incident | | | | Details |
| HPI | High Pressure Injection | | | | Details |
| HPJSM | Hola PreJob Safety Meeting | | | | Details |
| HPLA | HDT Planarity | | | | Details |
| HPLC | High-performance liquid chromatography | | | | Details |
| HPLT | high pressure, low temperature Identification of the problem zone for hydrate formation | | | | Details |
| HPMI | High Pressure Mercury Injection | | | | Details |
| HPO2 | HDT Potential Number Two | | | | Details |
| HPOA | LDS High Resolution Density Porosity | | | | Details |
| HPOT | HDT Voltage | | | | Details |
| HPP | High Pressure Pilot | | | | Details |
| HPPK | High Performance Retrievable Packer | | | | Details |
| HPPR | Hydraulic Pump Pressure | | | | Details |
| HPPR_DL | Hydraulic Pump Pressure | | | | Details |
| HPPS | HP Pressure Log | | | | Details |
| HPR1 | HY_1 Raw Hydraulic Pressure | | | | Details |
| HPR1_DL | MRHY 1 Raw Hydraulic Pressure | | | | Details |
| HPR2 | HY_2 Raw Hydraulic Pressure | | | | Details |
| HPR2_DL | MRHY 2 Raw Hydraulic Pressure | | | | Details |
| HPR3 | HY_3 Raw Hydraulic Pressure | | | | Details |
| HPR3_DL | MRHY 3 Raw Hydraulic Pressure | | | | Details |
| HPRA | HRDD Photoelectric Factor Correction | | | | Details |
| HPRCE | High Pressure/High Temperature Autoclave | | | | Details |
| HPS | High pressure system | | | | Details |
| HPS1 | HNGS Detector 1 Processing Status | | | | Details |
| HPS2 | HNGS Detector 2 Processing Status | | | | Details |
| HPSI | horsepower per square inch | | | | Details |
| HPSN | High Pressure Shooting Nipple | | | | Details |
| HPT | Hydraulic Profiling Tool | | | | Details |
| HPT | High Pressure Test | | | | Details |
| HPT | HP Gauge Temperature | | | | Details |
| HPT_TL | HP Gauge Temperature | | | | Details |
| HPU | High Pressure Unit | | | | Details |
| HPU | Hydraulic Power Unit | | | | Details |
| HPU | Hydraulic Pumping Unit | | | | Details |
| HPU | Hydrogen production unit | | | | Details |
| HPV | Hydrocarbon Pore Volume | | | | Details |
| HPV1 | HY_1 Pump Volume | | | | Details |
| HPV1_DL | MRHY 1 Hydraulic Pump Volume Output | | | | Details |
| HPV2 | HY_2 Pump Volume | | | | Details |
| HPV2_DL | MRHY 2 Hydraulic Pump Volume Output | | | | Details |
| HPV3 | HY_3 Pump Volume | | | | Details |
| HPV3_DL | MRHY 3 Hydraulic Pump Volume Output | | | | Details |
| HPVR | Hydrocarbon Pore Volume Reduction | | | | Details |
| HPWBM | High Performance Water Base Mud | | | | Details |
| HQ | HOWLAND ISLAND | | | | Details |
| HQ | headquarters | | | | Details |
| HQ | headquarter(s) | | | | Details |
| HQLS | LDS High Resolution Long-Spaced Quality | | | | Details |
| HQQ | HOWLAND ISLAND | | | | Details |
| HQSS | LDS High Resolution Short-Spaced Quality | | | | Details |
| HR | Human Resource | | | | Details |
| HR | Hanger Running tool | | | | Details |
| HR | HouR | | | | Details |
| HR | Hours on bit | | | | Details |
| HR | High Resolution | | | | Details |
| HR | CROATIA (LOCAL NAME: HRVATSKA) | | | | Details |
| HR | heavy reformate | | | | Details |
| hr | hour(s) | | | | Details |
| HR | Sul W hole full of sulfur water | | | | Details |
| HR | Homogeneous Reservoir | | | | Details |
| HR | Human Resources | | | | Details |
| HR | Human Resources | | | | Details |
| HR | Human Resources | Personalwesen | | | Details |
| HR | Hurdle Rate | | | | Details |
| hr/yr | hours per year | | | | Details |
| HRA | Health Risk Assessment | | | | Details |
| HRA | HDT Resistivity Asymmetry | | | | Details |
| HRA | Human Risk Assessment | | | | Details |
| HRAL | High resolution Array Laterolog | | | | Details |
| HRCAL | HRCC Caliper Uncalibrated | | | | Details |
| HRCC | High Resolution Control Cartridge | | | | Details |
| HRCC | HCAl of Calliper (in Inches) | | | | Details |
| HRCC | HILT High Resolution Common Cartridge | | | | Details |
| HRCH | Hostile Releasable Cablehead (see comment!) | | | | Details |
| HRD | High Resoluti on Dip Meter | | | | Details |
| HRD | High Resolution Dipmeter | | | | Details |
| HRD | high-resolution dipmeter | | | | Details |
| HRD | Human Resource Development | | | | Details |
| HRDD | HILT High Resolution Density Device | | | | Details |
| HRDD | HILT High Resolution Density Device | | | | Details |
| HREM | High Resolution Event Mark | | | | Details |
| HRES | HDT Resistivity | | | | Details |
| HRF1 | HiRes Far Count Rate From Gate 01 | | | | Details |
| HRF10 | HiRes Far Count Rate From Gate 10 | | | | Details |
| HRF11 | HiRes Far Count Rate From Gate 11 | | | | Details |
| HRF12 | HiRes Far Count Rate From Gate 12 | | | | Details |
| HRF13 | HiRes Far Count Rate From Gate 13 | | | | Details |
| HRF14 | HiRes Far Count Rate From Gate 14 | | | | Details |
| HRF15 | HiRes Far Count Rate From Gate 15 | | | | Details |
| HRF16 | HiRes Far Count Rate From Gate 16 | | | | Details |
| HRF2 | HiRes Far Count Rate From Gate 02 | | | | Details |
| HRF3 | HiRes Far Count Rate From Gate 03 | | | | Details |
| HRF4 | HiRes Far Count Rate From Gate 04 | | | | Details |
| HRF5 | HiRes Far Count Rate From Gate 05 | | | | Details |
| HRF6 | HiRes Far Count Rate From Gate 06 | | | | Details |
| HRF7 | HiRes Far Count Rate From Gate 07 | | | | Details |
| HRF8 | HiRes Far Count Rate From Gate 08 | | | | Details |
| HRF9 | HiRes Far Count Rate From Gate 09 | | | | Details |
| HRGD | HILT High Resolution Resitivity Gamma Ray Density Device | | | | Details |
| HRGD | HILT High Resolution Resistivity Gamma-Ray Density Device (HRDD + MCFL) | | | | Details |
| HRHA | HRDD Spine and Ribs Density | | | | Details |
| HRHL | LDS High Resolution Long Spacing Bulk | | | | Details |
| HRHO | High Resolution Bulk Density | | | | Details |
| HRI | High Resolution Induction (includes HRAI) | | | | Details |
| HRI | Hydrocarbon Resistivity Index | | | | Details |
| HRK | Croatian Kuna | | | | Details |
| HRLA | High-Resolution Laterolog Array Tool | | | | Details |
| HRLA | High-Resolution Laterolog Array Tool | | | | Details |
| HRLB | Hours Log began | | | | Details |
| HRLD | Deep Resistivity high res. LLD | | | | Details |
| HRLD | High Resolution Deep Resistivity | | | | Details |
| HRLE | High Resolution Electrical Standoff | | | | Details |
| HRLS | Resistivity high res. LLS | | | | Details |
| HRLS | High Resolution Shallow Resistivity | | | | Details |
| HRLT | High-Resolution Laterolog Array Tool | | | | Details |
| HRLT | High-Resolution Laterolog Array Tool | | | | Details |
| HRM | Human Resource Manager | | | | Details |
| HRM | Human Resource Manager | | | | Details |
| HRMD | Mud Resistivity based on Deep Measurements Mud_Resistivity | | | | Details |
| HRMI | Hole Radius Minimum | | | | Details |
| HRMS | High Resolution Measurement Sonde | | | | Details |
| HRMS | Mud Resistivity based on Shallow | | | | Details |
| HRMX | Hole Radius Maximum | | | | Details |
| HRN1 | HiRes Near Count Rate From Gate 01 | | | | Details |
| HRN10 | HiRes Near Count Rate From Gate 10 | | | | Details |
| HRN11 | HiRes Near Count Rate From Gate 11 | | | | Details |
| HRN12 | HiRes Near Count Rate From Gate 12 | | | | Details |
| HRN13 | HiRes Near Count Rate From Gate 13 | | | | Details |
| HRN14 | HiRes Near Count Rate From Gate 14 | | | | Details |
| HRN15 | HiRes Near Count Rate From Gate 15 | | | | Details |
| HRN16 | HiRes Near Count Rate From Gate 16 | | | | Details |
| HRN2 | HiRes Near Count Rate From Gate 02 | | | | Details |
| HRN3 | HiRes Near Count Rate From Gate 03 | | | | Details |
| HRN4 | HiRes Near Count Rate From Gate 04 | | | | Details |
| HRN5 | HiRes Near Count Rate From Gate 05 | | | | Details |
| HRN6 | HiRes Near Count Rate From Gate 06 | | | | Details |
| HRN7 | HiRes Near Count Rate From Gate 07 | | | | Details |
| HRN8 | HiRes Near Count Rate From Gate 08 | | | | Details |
| HRN9 | HiRes Near Count Rate From Gate 09 | | | | Details |
| HROA | LDS High Resolution Bulk Density | | | | Details |
| HROM | LDS High Resolution Corrected Bulk Density Bulk_Density | | | | Details |
| HRP | Hydrocarbon Requirement Planning | | | | Details |
| HRP | Hydraulic Packer (Halliburton) | | | | Details |
| HRS | HouRS | | | | Details |
| hrs | heirs | | | | Details |
| HRS | hot-rolled steel | | | | Details |
| hrs | hour | | | | Details |
| HRS | Human Resources Strategy | | | | Details |
| HRS3 | LDS High Resolution Short-Spaced SS2 Bulk | | | | Details |
| HRS4 | LDS High Resolution Short-Spaced SS1 Bulk | | | | Details |
| HRSG | heat recovery steam generator | | | | Details |
| HRSS | High Resolution Sequence Stratigraphy | | | | Details |
| HRSS | LDS High Resolution Short-Spaced Pileup | | | | Details |
| HRT | High Resolution Thermometer | | | | Details |
| HRT | High-Resolution Thermometer | | | | Details |
| HRT | Temperature Log | | | | Details |
| HRT | Temperature | | | | Details |
| HRT | Square Root of True Conductivity | | | | Details |
| HRU | Hydrostatic Release Unit | | | | Details |
| HRUG | Hole Rugosity (computed as second | | | | Details |
| HRV | CROATIA (LOCAL NAME: HRVATSKA) | | | | Details |
| HRV | HDT Resistivity Variance | | | | Details |
| HRWF | High Rate Water Frac (Haliburton) | | | | Details |
| HRWP | High Rate Water Pack (Haliburton) | | | | Details |
| HRWP | see high rate water pack | | | | Details |
| HRXO | Square Root of Flushed Zone Conductivity | | | | Details |
| Hs | Significant Wave Height | | | | Details |
| HS | High Collapse & Sour service (tubing) | | | | Details |
| HS | high sulfur | | | | Details |
| HS | Hydraulic Set (packer) | | | | Details |
| HS | Haupt Scholle (main geological block) | | | | Details |
| HS | Hydraulic Shock (same as water hammer) | | | | Details |
| hs | Hours | | | | Details |
| HS | Half Slope | | | | Details |
| HS | Haupt Schiebe | Master valve | | | Details |
| HS | High Salinity | | | | Details |
| HS CBL | H2S Cable | | | | Details |
| HS1 | Haupt Schiebe 1 | Lower Master valve | | | Details |
| HS2 | Haupt Schiebe 2 | Upper Master valve | | | Details |
| HS31 | HY_1 Solenoid 3 Status | | | | Details |
| HS31_DL | MRHY 1 Solenoid 3 Status | | | | Details |
| HS32 | MRHY 2 Solenoid 3 Status | | | | Details |
| HS32_DL | MRHY 2 Solenoid 3 Status | | | | Details |
| HS33 | MRHY 3 Solenoid 3 Status | | | | Details |
| HS33_DL | MRHY 3 Solenoid 3 Status | | | | Details |
| HSA | Hydrocarbon Sale Agreement | | | | Details |
| HSBHF | HiRes Sigma Borehole - Far Detector | | | | Details |
| HSBHN | HiRes Sigma Borehole - Near Detector | | | | Details |
| HSC | Hydrogen Stress Cracking | | | | Details |
| HSCL | 1 for SPM version <= 200, 0.5 otherwise | | | | Details |
| HSD | High Shot Density | | | | Details |
| HSD | heavy steel drum | | | | Details |
| HSDSI | HiRes Standard Deviation of Sigma | | | | Details |
| HSE | Health safety environment | | | | Details |
| HSE | Health, Safety and Environment or Health & Safety Executive (United Kingdom) | | | | Details |
| HSE | Health, Safety and Environment or Health & Safety Executive (United Kingdom) | | | | Details |
| HSE | health, safety and environment | | | | Details |
| HSE | Health Safety and Environment | | | | Details |
| HSE | house(ed)(ing) | | | | Details |
| HSE | Health, Safety and the Environment | | | | Details |
| HSE | Health Safety and Environmental | | | | Details |
| HSE&AI | HSE & Asset Integrity | | | | Details |
| HSE-MS | Health, Safety & Environment Management System | | | | Details |
| HSEC | Health, Safety & Environment Committee | | | | Details |
| HSEIA | Health, Safety and Environmental Impact Assessment | | | | Details |
| HSEIAP | HSE Integrity Assurance Program | | | | Details |
| HSEMS | HSE Management System | | | | Details |
| HSEO | HSE Observation | | | | Details |
| HSEQ | Health, Safety, Environment and Quality | | | | Details |
| HSES | Health Safety Environment & Security | | | | Details |
| HSES | Health, Safety, Environment & Security | | | | Details |
| HSESD | Health Safety Environment & Sustainable Development | | | | Details |
| HSESV | HSE Supervisor | | | | Details |
| HSFFD | HiRes Sigma Formation - Far Detector | | | | Details |
| HSFND | HiRes Sigma Formation - Near Detector | | | | Details |
| HSFO | high sulfur fuel oil | | | | Details |
| HSFT | Hostile Sequential Formation Tester (Halliburton) | | | | Details |
| HSGP | Hundreds SGP Digit (Display) | | | | Details |
| HSGR | HNGS Standard Gamma Ray | | | | Details |
| HSGR | HNGS Standard Gamma-Ray | | | | Details |
| HSGT | Hostile Environment Gamma Ray | | | | Details |
| HSH | Hydrostatic Head at Shear Failure | | | | Details |
| HSHC | APS High Resolution Standoff Porosity Hole Porosity_Correction | | | | Details |
| HSHI | Hydrostatic Head at Shear Failure for | | | | Details |
| HSHN | Hydrostatic Head at Shear Failure for | | | | Details |
| HSIBH | HiRes Sigma Borehole Corrected | | | | Details |
| HSIF | Hole Shift | | | | Details |
| HSIG | APS High Resolution Formation Capture | | | | Details |
| HSIGC | HiRes Sigma Correction | | | | Details |
| HSIGM | HiRes Sigma (Neutron Capture | | | | Details |
| HSL1 | LDS High Resolution Short-Spaced Raw Loop | | | | Details |
| HSL2 | LDS High Resolution Short-Spaced Raw Loop | | | | Details |
| HSL3 | LDS High Resolution Short-Spaced Raw Loop | | | | Details |
| HSL4 | LDS High Resolution Short-Spaced Raw Loop | | | | Details |
| HSLA | High Strength Low Alloy|| | High Strength Low Alloy | High Strength Low Alloy | Haute résistance faiblement allié | Details |
| HSLA | High Strength Low Alloy | | | | Details |
| HSLO | Horner Slope | | | | Details |
| HSLT | HPHT Digital Sonic Logging Tool (aka XSLT) | | | | Details |
| HSLT | HPHT Digial Sonic Logging Tool (aka XSLT) | | | | Details |
| HSN | Hostile Short Normal | | | | Details |
| HSO1 | HY_1 Solenoid Status | | | | Details |
| HSO1_DL | MRHY 1 Solenoid Status | | | | Details |
| HSO2 | HY_2 Solenoid Status | | | | Details |
| HSO2_DL | MRHY 2 Solenoid Status | | | | Details |
| HSO3 | HY_3 Solenoid Status | | | | Details |
| HSO3_DL | MRHY 3 Solenoid Status | | | | Details |
| HSP | Hydraulic Submersible Pump | | | | Details |
| HSP | Hydrostatic Pressure | | | | Details |
| HSRH | High Resolution Short Spacing Bulk Density Bulk_Density | | | | Details |
| HSS1 | High Resolutionn Short Spacing 1 Window | | | | Details |
| HSS2 | High Resolution Short Spacing 2 Window | | | | Details |
| HSS3 | Solenoid Status Output | | | | Details |
| HSSD | High Sensitivity Smoke Detection | | | | Details |
| HSSE | Health Safety Security & Environment | | | | Details |
| HSSE | Health Safety Security Environment | | | | Details |
| HSSL | LDS High Resolution Long-Spaced Pulse | | | | Details |
| HSSP | LDS High Resolution Short-Spaced Spectrum | | | | Details |
| HSSS | LDS High Resolution Short-Spaced Pulse | | | | Details |
| HST | High Stand (Geologic deposition) | | | | Details |
| HST | High Stand System Track | | | | Details |
| HST | hydrostatic test | | | | Details |
| HST | Heat Sink Temperature | | | | Details |
| HST | Horizontal Side Track | | | | Details |
| HSTA | HDT Status | | | | Details |
| HSTC | High Speed Telemetry Cartridge | | | | Details |
| HSTC | APS High Resolution Corrected Standoff | | | | Details |
| HSTI | High Speed Telemetry interface | | | | Details |
| HSTM | APS High Resolution Standoff Slowing Down | | | | Details |
| HSTO | APS High Resolution Effective Standoff in | | | | Details |
| HSTP | High Speed Telemetry Panel | | | | Details |
| HSTU | APS High Resolution Uncorrected Standoff | | | | Details |
| HST_DL | Heat Sink Temperature | | | | Details |
| HSV | High Shear Value | | | | Details |
| HSW1 | Hi Resolution SSW1 | | | | Details |
| HSW2 | Hi Resolution SSW2 | | | | Details |
| HSW3 | Hi Resolution SSW3 | | | | Details |
| HSW4 | Hi Resolution SSW4 | | | | Details |
| HSW5 | Hi Resolution SSW5 | | | | Details |
| HSWA | Hazardous and solid Waste Amendments (1984 RCRA Amendments) | | | | Details |
| HT | HAITI | | | | Details |
| HT | heat tracing(ed) | | | | Details |
| HT | heat-treated, heater treater | | | | Details |
| HT | high temperature | | | | Details |
| HT | high tension | | | | Details |
| HT | High Temperature | | | | Details |
| HT | High Temperature level | | | | Details |
| HT12 | HDT Displacement 1 - 2 | | | | Details |
| HT13 | HDT Displacement 1 - 3 | | | | Details |
| HT23 | HDT Displacement 2 - 3 | | | | Details |
| HT24 | HDT Displacement 2 - 4 | | | | Details |
| HT34 | HDT Displacement 3 - 4 | | | | Details |
| HT41 | HDT Displacement 4 - 1 | | | | Details |
| HTA | heat-treated alloy | | | | Details |
| HTAL | High Resolution Thermal Alpha Correction | | | | Details |
| HTAU | HiRes TAU (Near) | | | | Details |
| HTAV | Transit Time Average (Fluid Properties | | | | Details |
| HTCAF | HiRes Total Counts Analyzed Far | | | | Details |
| HTCAN | HiRes Total Counts Analyzed Near | | | | Details |
| HTCFD | HiRes Total Counts Far Detector | | | | Details |
| HTCND | HiRes Total Counts Near Detector | | | | Details |
| HTEM | HGNS Telemetry Board Temperature | | | | Details |
| HTEN | Head Tension | | | | Details |
| HTF | Horner Time Function | | | | Details |
| HTFC | APS High Resolution Thermal Detector Count None | | | | Details |
| HTFD | APS High Resolution Far Detector | | | | Details |
| HTFT | APS High Resolution Thermal Detector Time | | | | Details |
| HTG | Haitian Gourde | | | | Details |
| HTHC | HNGS Formation Thorium Concentration in | | | | Details |
| HTHN | Minimum Thickness of Plate (Fluid | | | | Details |
| HTHO | HNGS Formation Thorium Concentration | | | | Details |
| HTHO | HNGS Formation Thorium Concentration | | | | Details |
| HTHP | High Temperature High Pressure (same as HPHT) | | | | Details |
| HTHP | High Temperature, High Pressure | | | | Details |
| HTHRT | Hydraulic Tubing Hanger Running Tool (subsea wells) | | | | Details |
| HTHV | Average Thickness of Plate (Fluid | | | | Details |
| HTHX | Maximum Thickness of Plate (Fluid | | | | Details |
| HTI | HAITI | | | | Details |
| HTM | Helideck Team Member | | | | Details |
| HTM1 | Motor Temperature Output | | | | Details |
| HTM2 | Motor Temperature Output | | | | Details |
| HTM3 | Motor Temperature Output | | | | Details |
| HTML | Hyper Text Markup Language | | | | Details |
| HTMN | Minimum of Echo Transit Time (Fluid | | | | Details |
| HTMX | Maximum of Echo Transit Time (Fluid | | | | Details |
| HTNC | APS High Resolution Array Detectors Count | | | | Details |
| HTND | APS High Resolution Near Detector | | | | Details |
| HTNP | High res. TNPH | | | | Details |
| HTNP | High Resolution Thermal Neutron Porosity | | | | Details |
| HTNR | High-resolution Thermal Neutron Ratio | | | | Details |
| HTNT | APS High Resolution Array Detectors Time | | | | Details |
| HTOJ | elapse time since start of job | | | | Details |
| HTPHI | HiRes Thermal Decay Porosity | | | | Details |
| HTPR | HNGS Thorium/Potassium Ratio | | | | Details |
| HTPR | HNGS Thorium/Potassium Ratio | | | | Details |
| htr | heater | | | | Details |
| HTR | Horner Time Ratio | | | | Details |
| HTR | High Torque Rings | | | | Details |
| HTRAT | HiRes Thermal Decay Ratio | | | | Details |
| HTSCF | HiRes Total Selected Counts Far Detector | | | | Details |
| HTSCN | HiRes Total Selected Counts Near Detector | | | | Details |
| HTSD | high-temperature shutdown | | | | Details |
| HTT | Temperature Log | | | | Details |
| HTT1 | High Resolution Transit Time 1 | | | | Details |
| HTT2 | High Resolution Transit Time 2 | | | | Details |
| HTT3 | High Resolution Transit Time 3 | | | | Details |
| HTT4 | High Resolution Transit Time 4 | | | | Details |
| HTTP | Hypertext Transfer Protocol | | | | Details |
| HTUR | HNGS Thorium/Uranium Ratio | | | | Details |
| HTUR | HNGS Thorium/Uranium Ratio | | | | Details |
| HU | HUNGARY | | | | Details |
| HU | hook up | | | | Details |
| HU | Hydraulic flow Unit | | | | Details |
| HUB | Central European Gas Hub AG | | | | Details |
| HUC | Hook Up ? (offshore) | | | | Details |
| HUC | Hydrocarbon Ultra-Fine Cements | | | | Details |
| HUCS | Hydrocarbon Ultra-Fine Cement Systems | | | | Details |
| HUD | Hold Up Depth | | | | Details |
| HUD | Hold up depth Deepest depth you can go, as limited by the equipment available | | | | Details |
| HUET | Helicopter Underwater Egress/Escape Training | | | | Details |
| HUET | Helicopter Under Water Escape Technique | | | | Details |
| HUET | Helicopter Underwater Escape Technique | | | | Details |
| HUF | Hungarian Forint | | | | Details |
| HUGA | Undisturbed Zone Integrated Vol-ft Gas | | | | Details |
| HUHY | Undisturbed Zone Integrated Vol-ft | | | | Details |
| HULS | LDS High Resolution Volumetric | | | | Details |
| Humb | Humblei | | | | Details |
| HUMF | Fluid Holdup Indicator, Flowing | | | | Details |
| Hump | Humphreys | | | | Details |
| HUMS | Fluid Holdup Indicator, Shut-in | | | | Details |
| HUN | HUNGARY | | | | Details |
| Hun | Hunton | | | | Details |
| HUN | Hook Up Nipple | | | | Details |
| HUOI | Undisturbed Zone Integrated Vol-ft Oil | | | | Details |
| HUPR | HNGS Uranium/Potassium Ratio | | | | Details |
| HUPR | HNGS Uranium/Potassium Ratio | | | | Details |
| HURA | HNGS Formation Uranium Concentration | | | | Details |
| HURA | HNGS Formation Uranium Concentration | | | | Details |
| HURC | HNGS Formation Uranium Concentration in | | | | Details |
| HUWA | Undisturbed Zone Integrated Vol-ft Water | | | | Details |
| HUX | heavy hydrocrackate | | | | Details |
| HV | High Viscous (pill) | | | | Details |
| HV | HeaVy | | | | Details |
| HV | high viscosity | | | | Details |
| HV | Haus Verwaltung (person in charge of house keeping…) | | | | Details |
| HVAC | Heating, Ventilating and Air-Conditioning | | | | Details |
| HVAC | heating ventilating and air conditioning | | | | Details |
| HVAC | Heating, Ventilating and Air Conditioning | | | | Details |
| HVAC | Heating, Ventilation and Air Conditioning | | | | Details |
| HVAC | Heat Ventilation & Air-Conditioning | | | | Details |
| HVAC | Heating, ventilation, and air conditioning | | | | Details |
| HVC | Hydraulically Variable Choke | | | | Details |
| HVDC | High Voltage Direct Current | | | | Details |
| HVFL | HeaVy Fuel | | | | Details |
| HVGO | heavy gas oil | | | | Details |
| HVI | high viscosity index | | | | Details |
| HVL | high volume lift | | | | Details |
| HVLE | High Value Learning Events | | | | Details |
| hvly | heavily | | | | Details |
| HVML | LDS Long-Spaced Measured High Voltage | | | | Details |
| HVMS | LDS Short-Spaced Measured High Voltage | | | | Details |
| HVN | Heavy Virgin Naphta | | | | Details |
| HVO | Hydrotreated Vegetable Oil | | | | Details |
| HVOL | Residual Hydrocarbon Volume: product of | | | | Details |
| HVP | High Viscosity Pill | | | | Details |
| HVRL | LDS High Resolution Long-Spaced Overflow | | | | Details |
| HVRS | LDS High Resolution Short-Spaced Overflow | | | | Details |
| HVTD | TDTM Head Voltage | | | | Details |
| hvy | heavy, heavily | | | | Details |
| hvy | heavy | | | | Details |
| HV_CUR | High Voltage Supply Current | | | | Details |
| HV_CUR_SL | High Voltage Supply Current - Station Log | | | | Details |
| HV_LOADED | High Voltage When Loaded | | | | Details |
| HV_LOADED_SL | High Voltage When Loaded - Station Log | | | | Details |
| HV_PEAK_CUR | High Voltage Peak Current | | | | Details |
| HV_REG | High Voltage Regulated | | | | Details |
| HV_REG_SL | High Voltage Regulated - Station Log | | | | Details |
| HV_UNREG | High Voltage Unregulated | | | | Details |
| HV_UNREG_SL | High Voltage Unregulated - Station Log | | | | Details |
| HW | High Water | | | | Details |
| HW | Hot Dry Rock Wildcat | | | | Details |
| HW | Hot Dry Rock Wildcat-Failure | | | | Details |
| HW | hot dry rock wildcat, failure | | | | Details |
| HWC | High Water Cut | | | | Details |
| hwc | free-water level (height of initial water level) | | | | Details |
| HWC | Hydrocarbon Water Contact | | | | Details |
| HWCM | heavily (highly) water cut mud | | | | Details |
| HWCM | heavily(highly) water-cut mud | | | | Details |
| HWD | Hot Dry Rock Wildcat Deepening | | | | Details |
| HWD | Hot Dry Rock Wildcat-Success | | | | Details |
| HWD | hot dry rock wildcat, success | | | | Details |
| HWDP | Heavy Weight Drill Pipe | | | | Details |
| HWDP | Heavy-Weight Drill Pipe (sometimes spelled Hevi-Wate) | | | | Details |
| HWDP | Heavy Weight Drill Pipe heavier than normal drill pipe | | | | Details |
| HWE | High Wiping Efficiency (Halliburton) | | | | Details |
| HWH | Hydraulic Water Hammer | | | | Details |
| HWO | Hydraulic Work Over | | | | Details |
| HWO | hydraulic workover, usually working under pressure Some HWO units are set up with pipe handling capacity as are snubbing units | | | | Details |
| HWP | hookwall packer | | | | Details |
| HWP | Hot Work Permit | | | | Details |
| HWR | Hot Dry Rock Wildcat Redrill | | | | Details |
| HWT | Hydrocarbon Weight: product of Porosity, | | | | Details |
| HWU | Herriot Watt University | | | | Details |
| HWU | hydraulic workover unit | | | | Details |
| HWX | Hot Dry Rock Wildcat Recompletion | | | | Details |
| hwy | highway | | | | Details |
| HX | heat exchanger | | | | Details |
| HX | Raw magnetic X-axis reading | | | | Details |
| HXGA | Flushed Zone Integrated Vol-ft Gas | | | | Details |
| HXHY | Flushed Zone Integrated Vol-ft Hydrocarbon UNKNOWN | | | | Details |
| HXOI | Flushed Zone Integrated Vol-ft Oil | | | | Details |
| HXT | Horizontal Christmas Tree | | | | Details |
| HXT | Horizontal Tree | | | | Details |
| HXWA | Flushed Zone Integrated Vol-ft Water | | | | Details |
| HY | Half Year | | | | Details |
| HY | Raw magnetic Y-axis reading | | | | Details |
| HYD | hydraulic | | | | Details |
| HYD | Hydril thread | | | | Details |
| HYD | hydrocarbon | | | | Details |
| HYDA | Hydril Type A joint | | | | Details |
| HYDCA | Hydril Type CA joint | | | | Details |
| hydcarb | hydrocarbon | | | | Details |
| HYDCS | Hydril Type CS Joint | | | | Details |
| HYDL | Hydrologsm | | | | Details |
| HYDP | Hydrostatic Pressure | | | | Details |
| HYDRO | hydro test | | | | Details |
| HYDRO | Norsk Hydro Norway | | | | Details |
| HYDRO-Congo | National Oil Exploration and Exploitation Corp. Congo | | | | Details |
| hydtr | hydrotreater | | | | Details |
| Hyg | hygiene | | | | Details |
| HYGN | hydrogenation | | | | Details |
| HYLSA | Hojalata y Lamina, S.A. Mexico | | | | Details |
| HYPJ | Hyperjet | | | | Details |
| HYPO | hypotenuse | | | | Details |
| HYROP | Hydrophone Log | | | | Details |
| HZ | Halbzug (2 Singel) | | | | Details |
| HZ | horizontal | | | | Details |
| HZ | Halbzug (2 Si) | | | | Details |
| Hz | Hertz | | | | Details |
| HZ | Raw magnetic Z-axis reading | | | | Details |
| $/kWh | U.S. dollars per kilowatt hour | | | | Details |
| $/kWh | U.S. dollars per kilowatt hour | U.S. dollars per kilowatt hour | Dollar pro Kilowattstunde | dollars US par kilowatt-heure | Details |
| (m3/h)/(c/s) | (cubic meter per hour) per (cycle per second) | | | | Details |
| (m3/h)/(rev/s) | GeoFrame legacy unit | | | | Details |
| (m3/h)/kPa | (cubic meter per hour) per kilopascal | | | | Details |
| (m3/h)/m/kPa | GeoFrame legacy unit | | | | Details |
| 1H | 1st Half | | | | Details |
| 1HY | 1st Half of Year | | | | Details |
| 2HY | 2nd Half of Year | | | | Details |
| A CHL | Atlantic Chlorinlog | | | | Details |
| A CHL | Atlantic Chlorinlog | Atlantic Chlorinlog | Atlantic Chlorinlog | Chlorinlog Atlantique | Details |
| A-BHC | Amplitude Logging | | | | Details |
| A-BHC | Amplitude Logging | amplitude Logging | Amplitude Logging | Logging amplitude | Details |
| A/H | Anchor Handling | | | | Details |
| A/H | Anchor Handling | Anchor handling | Anchor Handling | manutention Anchor | Details |
| A1HV | Average of First Echo Amplitude (Fluid | | | | Details |
| A2HV | Average of Second Echo Amplitude (Fluid | | | | Details |
| A34H_UNC | Resistivity Medium Induction | | | | Details |
| AAHS | APS Accelerator High Voltage DAC Serial | | | | Details |
| ABHC | Attenuation Borehole Compensated | | | | Details |
| ABHL | absolute bottom hole location | | | | Details |
| ABHL | absolute bottom-hole location | | | | Details |
| ABHL | absolute bottom hole location | absolute bottom hole location | absolute untere Loch Lage | emplacement absolu de fond de trou | Details |
| ABHL | absolute bottom-hole location | absolute bottom-hole location | absolute Lochboden- Lage | emplacement absolu du fond de puits | Details |
| ACGIH | American Conference of Industrial Hygienists | | | | Details |
| ACHE | Air Cooled Heat Exchanger | | | | Details |
| ACHI | NPLC ADC High Calibration Reference | | | | Details |
| ACHS | HNGS ADC Subsystem Channels SLM Status | | | | Details |
| ACHZ | ECSC ADC High Calibration Reference | | | | Details |
| ACPHA | Association Cooperative pour la Recherche et l’Exploration des Hydrocarbures en Algerie Algeria | | | | Details |
| AC_SHEAR | Shear_Slowness | | | | Details |
| ADCH | APS ADC Calibration High Reference | | | | Details |
| ADH | adhesive | | | | Details |
| ADHD | APS Array Detectors High Voltage DAC Value None | | | | Details |
| ADHS | APS Detector High Voltage Status Word | | | | Details |
| ADHV | APS Array Detectors Measured High Voltage | | | | Details |
| AFSHI | AIT Four Foot Radial Hydrocarbon | | | | Details |
| AH | along hole | | | | Details |
| AH | ASHMORE AND CARTIER ISLANDS | | | | Details |
| AH | Arrow Position on Film | | | | Details |
| AH | Aasta Hansteen (Norway field) | | | | Details |
| AHA | Activity Hazard Analysis | | | | Details |
| AHBDF | Along Hole (Depth) Below Derrick Floor | | | | Details |
| AHBDF | Along Hole Below Derrick Floor | | | | Details |
| AHBFR | AIT-H Quality Control Borehole Formation | | | | Details |
| AHBRT | Along hole below Rotary Table Datum line from which measurements are taken | | | | Details |
| AHBTHF | Along hole below tubing head flange | | | | Details |
| AHCBS | AIT-H Borehole Correction Status | | | | Details |
| AHCCB | AIT-H Computed Effective Mud Conductivity | | | | Details |
| AHCCF | AIT-H Computed Effective Formation | | | | Details |
| AHCED | AIT-H Computed Effective Electrical | | | | Details |
| AHCRB | AIT-H Computed Effective Mud Resistivity | | | | Details |
| AHCRF | AIT-H Computed Effective Formation | | | | Details |
| AHCRS | AIT-H Computed Effective Mud Resistivity | | | | Details |
| AHD | along hole depth | | | | Details |
| AHD | Along Hole Displacement | | | | Details |
| AHD | Australian Height Datum | | | | Details |
| AHDES | AIT-H Diagnostic Executive Summary | | | | Details |
| AHERA | Asbestos Hazard Emergency Response Act of 1986 (Title II of TSCA) | | | | Details |
| AHF10 | AIT-H Four Foot Resistivity A10 | | | | Details |
| AHF20 | AIT-H Four Foot Resistivity A20 | | | | Details |
| AHF30 | AIT-H Four Foot Resistivity A30 | | | | Details |
| AHF60 | AIT-H Four Foot Resistivity A60 | | | | Details |
| AHF90 | AIT-H Four Foot Resistivity A90 | | | | Details |
| AHFCB | AIT-H Four Foot Conductivity Background | | | | Details |
| AHFCB10 | AIT-H Four Foot Conductivity Bkg A10 | | | | Details |
| AHFCB20 | AIT-H Four Foot Conductivity Bkg A20 | | | | Details |
| AHFCB30 | AIT-H Four Foot Conductivity Bkg A30 | | | | Details |
| AHFCB60 | AIT-H Four Foot Conductivity Bkg A60 | | | | Details |
| AHFCB90 | AIT-H Four Foot Conductivity Bkg A90 | | | | Details |
| AHFCO | AIT-H Four Foot Conductivity | | | | Details |
| AHFCO10 | AIT-H Four Foot Conductivity A10 | | | | Details |
| AHFCO20 | AIT-H Four Foot Conductivity A20 | | | | Details |
| AHFCO30 | AIT-H Four Foot Conductivity A30 | | | | Details |
| AHFCO60 | AIT-H Four Foot Conductivity A60 | | | | Details |
| AHFCO90 | AIT-H Four Foot Conductivity A90 | | | | Details |
| AHFD1 | AIT-H Four Foot Inner Diameter of Invasion Invasion_Diameter | | | | Details |
| AHFD2 | AIT-H Four Foot Outer Diameter of Invasion Invasion_Diameter | | | | Details |
| AHFOO | AIT-H Four Foot Curves Out of Order Flag | | | | Details |
| AHFPR | AIT-H Four Foot Radial Resistivity Profile Profile_Resistivity | | | | Details |
| AHFRI | AIT-H Four Foot Radial Resistivity Image | | | | Details |
| AHFRT | AIT-H Four Foot Rt | | | | Details |
| AHFRWAI | AIT-H Four Foot Radial RWA Image | | | | Details |
| AHFRX | AIT-H Four Foot Rxo | | | | Details |
| AHFSHI | AIT-H Four Foot Radial Hydrocarbon | | | | Details |
| AHFSWI | AIT-H Four Foot Radial Water Saturation | | | | Details |
| AHFVM | AIT-H Four Foot Volume Mud Filtrate | | | | Details |
| AHIBC | AIT-H Induction Borehole Corrected | | | | Details |
| AHIBD | AIT-H Input Borehole Diameter To AIT | | | | Details |
| AHIBP | AIT-H Input Borehole Pressure To AIT | | | | Details |
| AHIBT | AIT-H Input Borehole Temperature To AIT | | | | Details |
| AHIEC | AIT-H Induction Elec Calibrated | | | | Details |
| AHIECAK | AIT-H Induction Elec Calibrated Akima | | | | Details |
| AHIFC | AIT-H Induction Fully Calibrated | | | | Details |
| AHIFF | AIT-H Input Form Factor (FF) To AIT | | | | Details |
| AHIMR | AIT-H Input Borehole Mud Resistivity To | | | | Details |
| AHIPO | AIT-H Input Porosity To AIT Processing | | | | Details |
| AHISE | AIT-H Sonde Error Correction Temp&Pres | | | | Details |
| AHL | Amerada Hess Ltd. UK | | | | Details |
| AHMC | AIT-H Mud Calibrated | | | | Details |
| AHMD | along hole Measured Depth (used when doing sidetrack, sames as normal "m MD") | | | | Details |
| AHMF | AIT-H Mud Fully Calibrated | | | | Details |
| AHMFV | AIT-H Mud Fully Calibrated Vector | | | | Details |
| AHN | Amerada Hess Norge A/S Norway | | | | Details |
| AHO10 | AIT-H One Foot Resistivity A10 | | | | Details |
| AHO20 | AIT-H One Foot Resistivity A20 | | | | Details |
| AHO30 | AIT-H One Foot Resistivity A30 | | | | Details |
| AHO60 | AIT-H One Foot Resistivity A60 | | | | Details |
| AHO90 | AIT-H One Foot Resistivity A90 | | | | Details |
| AHOCB | AIT-H One Foot Conductivity Background | | | | Details |
| AHOCB10 | AIT-H One Foot Conductivity Bkg A10 | | | | Details |
| AHOCB20 | AIT-H One Foot Conductivity Bkg A20 | | | | Details |
| AHOCB30 | AIT-H One Foot Conductivity Bkg A30 | | | | Details |
| AHOCB60 | AIT-H One Foot Conductivity Bkg A60 | | | | Details |
| AHOCB90 | AIT-H One Foot Conductivity Bkg A90 | | | | Details |
| AHOCO | AIT-H One Foot Conductivity | | | | Details |
| AHOCO10 | AIT-H One Foot Conductivity A10 | | | | Details |
| AHOCO20 | AIT-H One Foot Conductivity A20 | | | | Details |
| AHOCO30 | AIT-H One Foot Conductivity A30 | | | | Details |
| AHOCO60 | AIT-H One Foot Conductivity A60 | | | | Details |
| AHOCO90 | AIT-H One Foot Conductivity A90 | | | | Details |
| AHOD1 | AIT-H One Foot Inner Diameter of Invasion | | | | Details |
| AHOD2 | AIT-H One Foot Outer Diameter of Invasion | | | | Details |
| AHOOO | AIT-H One Foot Curves Out of Order Flag | | | | Details |
| AHOPR | AIT-H One Foot Radial Resistivity Profile | | | | Details |
| AHORI | AIT-H One Foot Radial Resistivity Image | | | | Details |
| AHORT | AIT-H One Foot Rt | | | | Details |
| AHORWAI | AIT-H One Foot Radial RWA Image | | | | Details |
| AHORX | AIT-H One Foot Rxo | | | | Details |
| AHOSHI | AIT-H One Foot Radial Hydrocarbon | | | | Details |
| AHOSWI | AIT-H One Foot Radial Water Saturation | | | | Details |
| AHOU | Potential Difference Between A Electrode | | | | Details |
| AHOVM | AIT-H One Foot Volume Mud Filtrate | | | | Details |
| AHQ | ASHMORE AND CARTIER ISLANDS | | | | Details |
| AHQAB | AIT-H Quality Control Borehole Corrected | | | | Details |
| AHQAF | AIT-H Quality Control Fully Calibrated | | | | Details |
| AHQRI | AIT-H Quality Control Array Ratio Image | | | | Details |
| AHQTI | AIT-H Quality Control Diag Real-Time Image Quality_Indicator | | | | Details |
| AHSC | APS Near/Array Porosity Hole Size | | | | Details |
| AHSCA | AIT-H SPA Calibrated | | | | Details |
| AHSFI | AIT-H SP Filtered | | | | Details |
| AHSL | APS Detector High Voltage DAC Serial Link | | | | Details |
| AHT | AnchorHandling Tug | | | | Details |
| AHT10 | AIT-H Two Foot Resistivity A10 | | | | Details |
| AHT20 | AIT-H Two Foot Resistivity A20 | | | | Details |
| AHT30 | AIT-H Two Foot Resistivity A30 | | | | Details |
| AHT60 | AIT-H Two Foot Resistivity A60 | | | | Details |
| AHT90 | AIT-H Two Foot Resistivity A90 | | | | Details |
| AHTCA | AIT-H Temperature Calibrated | | | | Details |
| AHTCB | AIT-H Two Foot Conductivity Background | | | | Details |
| AHTCB10 | AIT-H Two Foot Conductivity Bkg A10 | | | | Details |
| AHTCB20 | AIT-H Two Foot Conductivity Bkg A20 | | | | Details |
| AHTCB30 | AIT-H Two Foot Conductivity Bkg A30 | | | | Details |
| AHTCB60 | AIT-H Two Foot Conductivity Bkg A60 | | | | Details |
| AHTCB90 | AIT-H Two Foot Conductivity Bkg A90 | | | | Details |
| AHTCO | AIT-H Two Foot Conductivity | | | | Details |
| AHTCO10 | AIT-H Two Foot Conductivity A10 | | | | Details |
| AHTCO20 | AIT-H Two Foot Conductivity A20 | | | | Details |
| AHTCO30 | AIT-H Two Foot Conductivity A30 | | | | Details |
| AHTCO60 | AIT-H Two Foot Conductivity A60 | | | | Details |
| AHTCO90 | AIT-H Two Foot Conductivity A90 | | | | Details |
| AHTD1 | AIT-H Two Foot Inner Diameter of | | | | Details |
| AHTD2 | AIT-H Two Foot Outer Diameter of Invasion | | | | Details |
| AHTOO | AIT-H Two Foot Curves Out of Order Flag | | | | Details |
| AHTPR | AIT-H Two Foot Radial Resistivity Profile | | | | Details |
| AHTRI | AIT-H Two Foot Radial Resistivity Image | | | | Details |
| AHTRT | AIT-H Two Foot Rt | | | | Details |
| AHTRWAI | AIT-H Two Foot Radial RWA Image | | | | Details |
| AHTRX | AIT-H Two Foot Rxo | | | | Details |
| AHTSHI | AIT-H Two Foot Radial Hydrocarbon | | | | Details |
| AHTSWI | AIT-H Two Foot Radial Water Saturation | | | | Details |
| AHTVM | AIT-H Two Foot Volume Mud Filtrate | | | | Details |
| AHV | Anchor Handling Vessel | | | | Details |
| AIBH | Maximum theoretical Acoustic Impedance of | | | | Details |
| AICHE | American Institute of Chemical Engineers | | | | Details |
| ALPH | Alpha (Coefficient in Fracture Pressure | | | | Details |
| ALPH_CP | Biot Alpha vs. Confining Pressure | | | | Details |
| amp-hr | ampere hour | | | | Details |
| amph | amphipore | | | | Details |
| Amph | Amphistegina | | | | Details |
| ANH | % Dolomite in Matrix. Complement to 100 % | | | | Details |
| ANHY | Anhydrite | | | | Details |
| anhy | anhydrite (itic) | | | | Details |
| anhy | anhydrite, anhydritic | | | | Details |
| ANHY | Anhydrite | | | | Details |
| anhyc | anhydritic | | | | Details |
| anhyd | anhydrous | | | | Details |
| ANTHAM | ANTwerp-HAMburg range | | | | Details |
| AOSHI | AIT One Foot Radial Hydrocarbon Saturation None | | | | Details |
| APHA | American Public Health Association | | | | Details |
| arch | architectural | | | | Details |
| Archeo | Archeozoic | | | | Details |
| ASchG | ArbeitnehmerInnenschutzgesetz | Employees safety regulations | | | Details |
| ASFSHI | AIT-S Four Foot Radial Hydrocarbon | | | | Details |
| Ash | ashern | | | | Details |
| ASH | Ash | | | | Details |
| ASH | Volume of Ash | | | | Details |
| ASHRAE | American Society of Heating, Refrigerating and Air-Conditioning Engineers | | | | Details |
| ASHRAE | American Society of Heating, Refrigerating, and Air-Conditioning Engineers, Inc. | | | | Details |
| ASHV | ASHM -10ma Voltage Measurement | | | | Details |
| ASOSHI | AIT-S One Foot Radial Hydrocarbon | | | | Details |
| Asph | asphaltene | | | | Details |
| asph | asphaltic | | | | Details |
| asph | asphalt. asphaltic | | | | Details |
| ASTSHI | AIT-S Two Foot Radial Hydrocarbon | | | | Details |
| ATDNSHINC | Any Time Day/Night Sundays and Holidays INCluded | | | | Details |
| atm/h | atmosphere per hour | | | | Details |
| ATMH | atmosphere per hour | | | | Details |
| ATSHI | AIT Two Foot Radial Hydrocarbon Saturation None | | | | Details |
| Aufnahme test | Injectivity test | | | | Details |
| Aufnahmetest | Acceptance test, any test done in a well | | | | Details |
| auth | authorized | | | | Details |
| auth | authigenic | | | | Details |
| AWH | Agreed Working Hour | | | | Details |
| AXHD | HNGS AUX Board HV DAC SLM Status | | | | Details |
| AXHZ | AGS AUX Board HV DAC SLM Status | | | | Details |
| B/hr | barrels per hour | | | | Details |
| B1HR | AGS Detector 1 Coincidence Downhole Total | | | | Details |
| B2HR | AGS Detector 2 Coincidence Downhole Total | | | | Details |
| BADH | Bad Hole Indicator | | | | Details |
| bar/h | bar per hour | | | | Details |
| BARH | bar per hour | | | | Details |
| BASH | Bourne-Again Shell | | | | Details |
| BAWPH | barrels acid water per hour | | | | Details |
| bbl/h | barrel per hour | | | | Details |
| BBL/HR | barrel per hour | | | | Details |
| BBNHUS | Borealis BoNo Holdings LLC | | | | Details |
| BCHIFR | Borealis Chimie S.A.S. | | | | Details |
| BCHL | Borehole Chlorine Yield (Capture) | | | | Details |
| BCPH | barrels of condensate per hour | | | | Details |
| BCPH | barrels condensate per hour | | | | Details |
| BDPH | barrels of distillate per hour | | | | Details |
| BDPH | barrels distillate per hour | | | | Details |
| BDPH | Drill String Penetration | | | | Details |
| BEH | Behördenabteilung|| | authorities Division | Behörden Abteilung | Division autorités | Details |
| BEH | Behördenabteilung | Authority department | | | Details |
| BFPH | barrels of fluid per hour | | | | Details |
| BFPH | barrels fluid per hour | | | | Details |
| BH | Bloodhound | | | | Details |
| BH | Big Hole | | | | Details |
| BH | Baker Hughes | | | | Details |
| BH | BELIZE | | | | Details |
| BH | BAHRAIN | | | | Details |
| BH | bottom hole | | | | Details |
| BH | Buchhaltrisch - Related to records or documents or measurements | | | | Details |
| BH | borehole | | | | Details |
| BH | Bu Haseer | | | | Details |
| BHA | Bottom Hole Assembly (toolstring on coiled tubing or drill pipe) | | | | Details |
| BHA | Bottom Hole Assembly | | | | Details |
| BHA | bottom-hole assembly | | | | Details |
| BHA | Bottomhole Assembly | | | | Details |
| BHB | Behandlung Beschpreschung | | | | Details |
| BHC | Borehole compensated sonic log | | | | Details |
| BHC | BHC Gamma Ray Log | | | | Details |
| BHC | Sonic Log | | | | Details |
| BHC | bottom hole choke | | | | Details |
| BHC | Borehole Compensated | | | | Details |
| BHC | bottom-hole choke | | | | Details |
| BHC | Bore Hole Compensated | | | | Details |
| BHC | BHC sonic Logging | | | | Details |
| BHC | Bottom Hole Contribution | | | | Details |
| BHC AL TC | BHC Acoustilog Caliper (Thru Casing) | | | | Details |
| BHC ALC | BHC Acoustilog Caliper | | | | Details |
| BHC ALC GR | BHC Acoustilog Caliper Gamma Ray | | | | Details |
| BHC ALC GRN | BHC Acoustilog Caliper G/R Neutron | | | | Details |
| BHC ALC N | BHC Acoustilog Caliper Neutron | | | | Details |
| BHC ALGRNTC | BHC Acoustilog Caliper G/R Neutron (Thru Casing) | | | | Details |
| BHC-GR | BHC Sonic-Gamma Ray Logging | | | | Details |
| BHC-VD | BHC Sonic-Variable Density | | | | Details |
| BHC-VD | Variable Density Logging | | | | Details |
| BHC-WFD | Wave Form Digitizing | | | | Details |
| BHC-WFL | Wave Form Logging | | | | Details |
| BHCA | BHC Acoustic Log | | | | Details |
| BHCIP | Bottom Hole Closed In Pressure | | | | Details |
| BHCP | bottom hole circulating pressure | | | | Details |
| BHCS | BHC Sonic Log | | | | Details |
| BHCS | bottom hole compensated sonic | | | | Details |
| BHCS | Borehole Compensated Sonic | | | | Details |
| BHCT | Bottomhole Circulating Temperature | | | | Details |
| BHCT | bottom hole circulating temperature | | | | Details |
| BHD | Bahraini Dinar | | | | Details |
| BHD | Borehole Depth | | | | Details |
| BHF | drop-Bar Hydrostatic Firing head (SLB) | | | | Details |
| BHF | Bradenhead Flange | | | | Details |
| BHFF | BTU per hour per degree fahrenheit per square foot | | | | Details |
| BHFP | bottom hole flowing pressure | | | | Details |
| BHFP | bottom hale flowing pressure | | | | Details |
| BHFP | bottom-hole flowing pressure | | | | Details |
| BHFT | bottom hole flowing temperature | | | | Details |
| BHG | bottom hole gauge | | | | Details |
| BHG | Bau Haupt Gruppe | procurement group of items | | | Details |
| BHI | Baker Hughes Inteq | | | | Details |
| BHI | Baker Hughes International | | | | Details |
| BHI | Bore Hole Image (logging tool) | | | | Details |
| BHI | Baker Hughes Incorporated | | | | Details |
| BHIP | bottom hole injection pressure | | | | Details |
| BHJ | Bottom-Hole Junk Shot | | | | Details |
| BHL | Borehole Log | | | | Details |
| BHL | bottom hole location | | | | Details |
| BHL | bottom-hole location | | | | Details |
| BHM | bottom-hole money | | | | Details |
| BHN | Brunel Hardness Number | | | | Details |
| BHn | Big Horn | | | | Details |
| BHN | Brinell hardness number | | | | Details |
| BHO | bottom-hole orientation | | | | Details |
| BHOF | Borehole oil fraction | | | | Details |
| BHOLAT | Susana Beteiligungsverwaltungs GmbH | | | | Details |
| BHOUS | Borealis US Holdings LLC | | | | Details |
| BHP | Bottom Hole Pressure | | | | Details |
| BHP | Broken Hill Proprietary Company Ltd. | | | | Details |
| BHP | Brake Horse Power | | | | Details |
| BHp | brake horsepower | | | | Details |
| BHP | bottom-hole pressure | | | | Details |
| BHP | Broken Hill Proprietary plc Australia | | | | Details |
| BHP | Bottom Hole Pressure | | | | Details |
| BHP | Bottomhole Pressure | | | | Details |
| BHP- | Bottom Hole Pressure | | | | Details |
| bhp-hr | brake horsepower-hour | | | | Details |
| BHP1 | PS_1 Hydraulic Pressure | | | | Details |
| BHP1_DL | MRPS 1 Hydraulic Pressure | | | | Details |
| BHP2 | PS_2 Hydraulic Pressure | | | | Details |
| BHP2_DL | MRPS 2 Hydraulic Pressure | | | | Details |
| BHP3 | PS_3 Hydraulic Pressure | | | | Details |
| BHP3_DL | MRPS 3 Hydraulic Pressure | | | | Details |
| BHPC | bottom-hole pressure closet | | | | Details |
| BHPD | BHP Dynamic psi | | | | Details |
| BHPF | bottom-hole pressure flowing | | | | Details |
| BHPG | Bottom Hole Pressure Gauge | | | | Details |
| BHPI | borehole pressure integrity | | | | Details |
| BHPR | Borehole Pressure | | | | Details |
| BHPRP | Borehole Pressure Report | | | | Details |
| BHPS | bottom-hole pressure survey | | | | Details |
| BHPS | BHP Static psi | | | | Details |
| BHPT | Borehole Properties Tool | | | | Details |
| BHR | BAHRAIN | | | | Details |
| BHRM | Borehole Mud Resistivity | | | | Details |
| BHS | Bore Hole Stability | | | | Details |
| BHS | Bottom Hole Sampler | | | | Details |
| BHS | BAHAMAS | | | | Details |
| BHS | bottom hole seismic | | | | Details |
| BHS | bottom hole sample | | | | Details |
| BHSIP | Bottom Hole Shut In Pressure | | | | Details |
| BHSIP | bottom hole shut-in pressure | | | | Details |
| BHSIP | bottom hale shut in pressure | | | | Details |
| BHSIP | bottom-hole shutin pressure | | | | Details |
| BHSP | Bottom Hole Static Pressure | | | | Details |
| BHSRE | Bottom Hole Sampling Report | | | | Details |
| BHSS | Borehole Seismic Survey | | | | Details |
| BHSS | Buchhalterisch Speischer Stand | | | | Details |
| BHST | bottom hole static temperature | | | | Details |
| BHT | Bottomhole Temperature | | | | Details |
| BHT | Bottom Hole Temperature | | | | Details |
| BHT | bottom-hole temperature | | | | Details |
| BHTP | bottom hole treating pressure | | | | Details |
| BHTV | Borehole Television Report | | | | Details |
| BHTV | Borehole Televiewer | | | | Details |
| BHTV | bottom hole televiewer – a sonic caliper tool, not a television | | | | Details |
| BHY | Borehole Hydrogen Yield (Capture) | | | | Details |
| Big.h. | Bigenerina humblei | | | | Details |
| BIH | BOSNIA AND HERZEGOVINA | | | | Details |
| BIT_DEPTH | Bit Depth | | | | Details |
| BKFLSH | back flush | | | | Details |
| BKWSH | backwash | | | | Details |
| BLCPH | barrels load condensate per hour | | | | Details |
| BLOPH | barrels of load oil per hour | | | | Details |
| BLOPH | barrels load oil per hour | | | | Details |
| BLSH | Block Shift between Shots or Knee | | | | Details |
| BLWPH | barrels of load water per hour | | | | Details |
| BLWPH | barrels load water per hour | | | | Details |
| BOPH | barrels of oil per hour | | | | Details |
| BOPH | barrels oil per hour | | | | Details |
| BOREH | Borehole Seismic Analysis | | | | Details |
| BORSCAN_BATCH | Array of strings containing BorScan | | | | Details |
| BOTHL | Bottom Hole Locator Log | | | | Details |
| BPH | Barrels Per Hour | | | | Details |
| BPH | Bbl per hour | | | | Details |
| BQ1H | PS_1 Quartz Pressure Hundreds Digit | | | | Details |
| BQ2H | MRPS 2 Quartz Pressure Hundreds | | | | Details |
| brach | brachiopod | | | | Details |
| BRH1 | PS_1 Raw Hydraulic Pressure | | | | Details |
| BRH1_DL | MRPS 1 Raw Hydraulic Pressure | | | | Details |
| BRH2 | PS_2 Raw Hydraulic Pressure | | | | Details |
| BRH2_DL | MRPS 2 Raw Hydraulic Pressure | | | | Details |
| BRH3 | PS_3 Raw Hydraulic Pressure | | | | Details |
| BRH3_DL | MRPS 3 Raw Hydraulic Pressure | | | | Details |
| brksh | brackish(water) | | | | Details |
| brn-sh | brown shale | | | | Details |
| brnsh | brownish | | | | Details |
| BSBHUS | Star Bridge Holdings LLC | | | | Details |
| BSHF | Break Time Shift Normal Moveout | | | | Details |
| BSHG | bushing | | | | Details |
| BSWPH | barrels of salt water per hour | | | | Details |
| BSWPH | barrels salt water per hour | | | | Details |
| BSW_CHOKE | Basic sediment and water (decimal ratio) | | | | Details |
| BTHF | Below Tubing Head Flange | | | | Details |
| BTHL | Bottom Hole Log | | | | Details |
| Btu/(h.degF.ft2) | BTU per hour per degree fahrenheit per square foot | | | | Details |
| Btu/h.degF.ft2 | GeoFrame legacy unit | | | | Details |
| Btu/h.oF.ft2 | GeoFrame legacy unit | | | | Details |
| BU-MDH | Build-Up without Superposition or Desuperposition | | | | Details |
| BWPH | barrels of water per hour | | | | Details |
| BWPH | barrels water per hour | | | | Details |
| C&CH | circulated and conditioned hole | | | | Details |
| C/H | Circulate to clean hole | | | | Details |
| C/H | cased hole | | | | Details |
| C1HR | HNGS Detector 1 Coincidence Downhole Total Count_Rate | | | | Details |
| C2HR | HNGS Detector 2 Coincidence Downhole Total Count_Rate | | | | Details |
| CALH | LDS Caliper High Reference | | | | Details |
| CALHI | ADC Cal HI | | | | Details |
| CALHI_DL | ADC Cal HI | | | | Details |
| cath | cathodic | | | | Details |
| CBHP | Constant Bottomhole Pressure | | | | Details |
| CBHT | circulating bottom hole temperature | | | | Details |
| CCHF | center of casinghead flange | | | | Details |
| CCHI | Capture Chi-square from GST-A/IGT Spectral Chi_Square | | | | Details |
| CCHL | ECS Capture Chlorine Relative Yield | | | | Details |
| CCHT | Core Chart Log | | | | Details |
| CDHR | Conductivity Deep Induction HiRes Phasor | | | | Details |
| CEGH | Central European Gas Hub | | | | Details |
| CEHL | Cain Energy Hydrocarbons Limited | | | | Details |
| ceph | cephalopod | | | | Details |
| CERHYD | Centre de Recherche Pour La Valorisation des Hydrocarbures & Derives Algeria | | | | Details |
| cfgh | cubic feet gas per hour | | | | Details |
| CFH | cubic feet per hour | | | | Details |
| CGPH | Core Graph Log | | | | Details |
| CGPH | Capture Gamma Ray Porosity | | | | Details |
| CH | Cased Hole | | | | Details |
| CH | CHINA | | | | Details |
| CH | SWITZERLAND | | | | Details |
| CH | Completion | | | | Details |
| CH | casinghead(gas) | | | | Details |
| ch | chert | | | | Details |
| ch | choke | | | | Details |
| CH | closed hole | | | | Details |
| CH | core hole | | | | Details |
| CH | Consession Holder | | | | Details |
| CH-OP | chain operated | | | | Details |
| CH1R | Current HP Additive #1 Flowrate | | | | Details |
| CH1V | Current HP Additive #1 Volume | | | | Details |
| CH4 | methane | | | | Details |
| CHAF | D2 Channel Flag | | | | Details |
| chal | chalcedony | | | | Details |
| CHAM | chamfer | | | | Details |
| CHAM | Circle Hole Angle Maximum | | | | Details |
| CHANNEL1 | Generic Unitless 1D Array | | | | Details |
| CHANNEL2 | Generic Unitless 1D Array | | | | Details |
| CHANNEL3 | Generic Unitless 1D Array | | | | Details |
| CHANNEL4 | Generic Unitless 1D Array | | | | Details |
| CHANNEL5 | Generic Unitless 1D Array | | | | Details |
| Chapp | Chappel | | | | Details |
| CHAR | characteristics | | | | Details |
| Char | Charles | | | | Details |
| Chatt | Chattanooga shale | | | | Details |
| CHC | Circulate Hole Clean | | | | Details |
| CHCNC | CHCNC Gamma Ray Casing Collar Locator | | | | Details |
| CHCU | Coherence computed uphole | | | | Details |
| CHD | closed hydrocarbon drain | | | | Details |
| CHDT | Cased Hole Dynamics Tester | | | | Details |
| CHDT | Cased Hole Dynamic Tester | | | | Details |
| CHDTP | Caliper HDT Playback Log | | | | Details |
| CHE | Casing HAndling Equipment | | | | Details |
| CHE | SWITZERLAND | | | | Details |
| CHE | Cable Head | | | | Details |
| CHE | Coherent Compressional Energy | | | | Details |
| CHECK | Checkshot and Acoustic Calibration Report | | | | Details |
| Chem | Chemical | | | | Details |
| chem. | chemical, chemist, chemistry | | | | Details |
| chem. | prod chemical products | | | | Details |
| Cher | Cherokee | | | | Details |
| Chert | a hard, silicate sedimentary rock Similar to flint, but with less ordered structure A cryptocrystalline form of quartz | | | | Details |
| chert | chert | | | | Details |
| Ches | Chester | | | | Details |
| CHES | Basic | | | | Details |
| CHESM | contractor, health, environment and safety management | | | | Details |
| CHESS | chemical hazard employee safety system | | | | Details |
| CHF | casinghead flange | | | | Details |
| CHF | Swiss Franc | | | | Details |
| CHF | Swiss Franc | | | | Details |
| CHF | Swiss franc | | | | Details |
| CHFF | Cased Hole Friction Factor | | | | Details |
| CHFP | Cased Hole Frac Pack | | | | Details |
| CHFR | Cased Hole Formation Resistivity | | | | Details |
| CHFR | Cased Hole Formation Resisitivity | | | | Details |
| CHFRTM | cased hole formation resistivity tool | | | | Details |
| CHFT | Cased Hole Dynamics Tester | | | | Details |
| CHFT | Cased Hole Formation Tester | | | | Details |
| CHG | casinghead gas | | | | Details |
| CHGP | Cased Hole Gravel Pack | | | | Details |
| CHH | Casing Head Hanger | | | | Details |
| CHH | Casing Head Housing | | | | Details |
| CHI | Chi-Square of Fit for NGT Counts | | | | Details |
| CHI1 | HNGS Detector 1 Chi-Squared | | | | Details |
| CHI1_MARQ | HNGS Detector 1 Marquardt Chi-Squared | | | | Details |
| CHI2 | HNGS Detector 2 Chi-Squared | | | | Details |
| CHI2_MARQ | HNGS Detector 2 Marquardt Chi-Squared | | | | Details |
| Chim-H | Chimney Hill | | | | Details |
| Chim-R | Chimney Rock | | | | Details |
| Chin | Chinle | | | | Details |
| Chini | General Company for Dinnerware | | | | Details |
| CHIR | Chirp Flag (1 if Shaker Data) | | | | Details |
| CHIS | CHI Square of Fit with respect to NGT | | | | Details |
| chit | chitin(ous) | | | | Details |
| CHK | choke | | | | Details |
| chk | chalk | | | | Details |
| CHK | Corrected hook load | | | | Details |
| Chkbd | checkerboard | | | | Details |
| chkd | checked | | | | Details |
| CHKD | PL checkered plate | | | | Details |
| CHKP | Choke Position | | | | Details |
| CHKS | back flow checks | | | | Details |
| CHKSR | Checkshot Survey Report | | | | Details |
| CHKSS | Checkshot Survey Log | | | | Details |
| CHKV | check valve | | | | Details |
| chky | chalky | | | | Details |
| CHL | CHILE | | | | Details |
| CHL | cased hole log | | | | Details |
| chl | chloride | | | | Details |
| chl | chloride(s) | | | | Details |
| chl | chloritic | | | | Details |
| chl | log chlorine long | | | | Details |
| CHL | Chlorinlog | | | | Details |
| CHL GR | Chlorinlog-Gamma Ray | | | | Details |
| CHL GR | Chlorinlog-Gamma Ray | | | | Details |
| Chlor | chloritic | | | | Details |
| CHLR | chlorinator | | | | Details |
| CHLR | Chlorite | | | | Details |
| CHMBR | chamber | | | | Details |
| CHMS | CPLT HP Gauge | | | | Details |
| CHN | CHINA | | | | Details |
| chng | change(ed)(ing) | | | | Details |
| CHNL | Channel Survey | | | | Details |
| CHNL | channel | | | | Details |
| Choc | chocolate | | | | Details |
| CHOKE | Choke size | | | | Details |
| CHOKE_SIZE | Wellhead choke diameter | | | | Details |
| CHOPS | Cold Heavy Oil Production with Sand | | | | Details |
| CHOPT | CHarterer's OPTion | | | | Details |
| Chou | Chouteau lime | | | | Details |
| CHP | Casing Hanger Pressure (pressure in an annulus as measured at the casing hanger) | | | | Details |
| CHP | Casing Hanger Pressure | | | | Details |
| CHP | combined heat and power | | | | Details |
| CHP | casinghead pressure | | | | Details |
| CHR | Surgutneftegas Russia | | | | Details |
| CHR0 | Label Peak Coherence, Receiver Array - SDT Slowness_Time_Coherence | | | | Details |
| CHR1 | Label Peak Coherence, Receiver Array - | | | | Details |
| CHR2 | Label Peak Coherence, Receiver Array - | | | | Details |
| CHR3 | Label Peak Coherence, receiver Array - | | | | Details |
| CHREX | LABEL Peak Coherence, Receiver Array - | | | | Details |
| chrg | charge(ed)(ing) | | | | Details |
| chrm | chairman | | | | Details |
| CHROM | Chromatolog | | | | Details |
| chromat | chromatograph | | | | Details |
| chrome | chromium | | | | Details |
| CHRP | Label Peak Coherence, Receiver Array, | | | | Details |
| CHRS | Label Peak Coherence, Receiver Array, | | | | Details |
| CHRT | casing hanger running tool | | | | Details |
| CHSC | Circle Hole Shape Condition | | | | Details |
| CHSO | Charaktristische Sonde | typical well | | | Details |
| cht | chart | | | | Details |
| cht | chert | | | | Details |
| CHT | Condensate hydrotreater | | | | Details |
| CHT0 | Label Peak Coherence, Transmitter Array - | | | | Details |
| CHT1 | Label Peak Coherence, Transmitter Array - | | | | Details |
| CHT2 | Label Peak Coherence, Transmitter Array - | | | | Details |
| CHT3 | Label Peak Coherence, Transmitter Array - | | | | Details |
| CHTEX | LABEL Peak Coherence, Transmitter Array - | | | | Details |
| CHTP | Label Peak Coherence, Transmitter Array, | | | | Details |
| CHTS | Label Peak Coherence, Transmitter Array, | | | | Details |
| chty | cherty | | | | Details |
| Chug | chugwater | | | | Details |
| CHUN | Calibrated Pressure Hundreds Digit | | | | Details |
| CHX | in hydrocarbon (CHx)n formula | | | | Details |
| CHY | ECS Capture Hydrogen Relative Yield | | | | Details |
| Cib.h. | Cibicides hazzardi | | | | Details |
| CIBHP | closed in bottom hole pressure | | | | Details |
| CICHP | Closed In Casing Head Pressure | | | | Details |
| CITHP | Closed In Tubing Head Pressure (tubing head pressure when the well is shut in) | | | | Details |
| CITHP | Closed In Tubing Hanger Pressure | | | | Details |
| CIWHP | closed in well head pressure | | | | Details |
| CKH | Horizontal Permeability from Core | | | | Details |
| CKH | Horizontal Permeability from Core | | | | Details |
| CLH | Compania Logistica de Hidrocarburos S.A. Spain | | | | Details |
| Cliff-H | Cliff House | | | | Details |
| cm3/h | cubic centimeter per hour | | | | Details |
| Cmchn | comanchean | | | | Details |
| CMHD | HNGS Coincidence Message Header | | | | Details |
| CMHPG | carboxy methyl, hydroxyl propyl cellulose | | | | Details |
| CMHR | Conductivity Medium Induction HiRes Phasor Medium_Induction_Conductivity | | | | Details |
| CMHZ | AGS Coincidence Message Header | | | | Details |
| CNPH | Corrected Neutron Porosity | | | | Details |
| CNT-A/H | Compensated Neutron Log | | | | Details |
| COCHIME | Companie Chimique de la Mediterranee France | | | | Details |
| COGEH | Canadian Oil and Gas Evaluation Handbook | | | | Details |
| COH | With Openhole Data Included | | | | Details |
| COH(SLO,TIMEINT) | slowness time coherence | | | | Details |
| COH1 | Value of Coherence at Frequency 1 | | | | Details |
| COH2 | Value of Coherence at Frequency 2 | | | | Details |
| COH3 | Value of Coherence at Frequency 3 | | | | Details |
| COH4 | Value of Coherence at Frequency 4 | | | | Details |
| COHC | Coherence Value at Compressional Peak | | | | Details |
| Cohesv | cohesive | | | | Details |
| COHS | Coherence Value at Shear Peak | | | | Details |
| conch | conchoidal | | | | Details |
| COOH | coming out of hole | | | | Details |
| COSH | hyperbolic cosine | | | | Details |
| COSHH | Control of Substances Hazardous to Health | | | | Details |
| COTH | hyperbolic cotangent | | | | Details |
| CPHU | Pressure 100s digit (calibrated) | | | | Details |
| CPOHP | Cumulative production of hindcast period | | | | Details |
| CPTH | Computed Potassium and Thorium | | | | Details |
| CRTH | Z System Pipe/Air Voltage Magnitude Radius None | | | | Details |
| CSCH | hyperbolic constant | | | | Details |
| CSChE | Canadian Society or Chemical Engineering | | | | Details |
| CsCOOH | cesium formate | | | | Details |
| CSHK | Total shocks (CDR) | | | | Details |
| CSHN | Cased Hole Neutron Log | | | | Details |
| CSHO | Current Shot Number | | | | Details |
| CSTH | Weatherford Storm Packer | | | | Details |
| CSWH | Conductor Sharing Well Head | | | | Details |
| CTH | Corrected total hook load | | | | Details |
| CTHF | center of tubing flange | | | | Details |
| CTHO | Calibrated Thousands Digit | | | | Details |
| CTSH | Time At Coherence (Shear Wave) | | | | Details |
| CTWH | Calculated tension without hardware | | | | Details |
| cush | cushion | | | | Details |
| CW2H | CEQL W2Ri High Barycenter | | | | Details |
| CW3H | CEQL W3Ri High Barycenter | | | | Details |
| CWH | Capacitance Water Holdup | | | | Details |
| CWH1 | Scan histogram transmitter 1 | | | | Details |
| CWH2 | Scan histogram transmitter 2 | | | | Details |
| d h | das heißt | | | | Details |
| d.h. | das heißt (similar to i.e. or that is to say…) | | | | Details |
| D/HF | degree per hundred feet | | | | Details |
| D/HR | degree per hour | | | | Details |
| D1TH | DP_1 Horizontal Strain Gauge Temperature | | | | Details |
| D1TH_DL | MRDP 1 Horizontal Strain Gauge Temperature Temperature | | | | Details |
| D2TH | DP_2 Horizontal Strain Gauge Temperature | | | | Details |
| D2TH_DL | MRDP 2 Horizontal Strain Gauge Temperature Temperature | | | | Details |
| D3TH | DP_3 Horizontal Strain Gauge Temperature | | | | Details |
| D3TH_DL | MRDP 3 Horizontal Strain Gauge Temperature Temperature | | | | Details |
| DCHM | degree celsius per hundred meters | | | | Details |
| DCPH | degree celsius per hour | | | | Details |
| DCSH | Shear differential coupling | | | | Details |
| DDBHC | DDBHC Waveform Log | | | | Details |
| DDBHC | Depth derived bore hole compensation | | | | Details |
| deasph | deasphalting | | | | Details |
| deethzr | deethanizer | | | | Details |
| deg/h | degree per hour | | | | Details |
| degC/h | degree celsius per hour | | | | Details |
| degF/h | degree fahrenheit per hour | | | | Details |
| DEPTH | Depth | | | | Details |
| DEPTH_SHIFT | (Corrected depth - measured depth) as | | | | Details |
| DFCHV | Derivative of FBCC regulated EMEX | | | | Details |
| DFHF | degree fahrenheit per hundred feet | | | | Details |
| DFPH | Drilling Fluid Ph | | | | Details |
| DFPH | degree fahrenheit per hour | | | | Details |
| DGH | Directorate General of Hydrocarbon | | | | Details |
| DGH | Diamond Gauge and Heel Row Inserts | | | | Details |
| DH | Drilling History | | | | Details |
| dh | das heißt | | | | Details |
| DH | development well, helium | | | | Details |
| DH | double hub | | | | Details |
| DH | Diamond Heel Row Inserts | | | | Details |
| dh | diamond hardness | | | | Details |
| DH | Dog House | | | | Details |
| DH1F | DP_1 Horizontal Strain Gauge Pressure | | | | Details |
| DH1T | DP_1 Horizontal Strain Gauge Pressure Tens Pressure_Digit | | | | Details |
| DH1U | DP_1 Horizontal Strain Gauge Pressure Ones Pressure_Digit | | | | Details |
| DH2F | MRDP 2 Horizontal Strain Gauge Pressure | | | | Details |
| DH2T | MRDP 2 Horizontal Strain Gauge Pressure | | | | Details |
| DH2U | MRDP 2 Horizontal Strain Gauge Pressure | | | | Details |
| DH3F | MRDP 3 Horizontal Strain Gauge Pressure | | | | Details |
| DH3T | MRDP 3 Horizontal Strain Gauge Pressure | | | | Details |
| DH3U | MRDP 3 Horizontal Strain Gauge Pressure | | | | Details |
| DHA1 | MRDP 1 Horizontal Strain Gauge Automatic | | | | Details |
| DHA1_DL | MRDP 1 Horizontal Strain Gauge Automatic | | | | Details |
| DHA2 | MRDP 2 Horizontal Strain Gauge Automatic | | | | Details |
| DHA2_DL | MRDP 2 Horizontal Strain Gauge Automatic | | | | Details |
| DHA3 | MRDP 3 Horizontal Strain Gauge Automatic | | | | Details |
| DHA3_DL | MRDP 3 Horizontal Strain Gauge Automatic | | | | Details |
| DHAP | Downhole Annulus Pressure | | | | Details |
| DHC | Down Hole Camera (Eline) | | | | Details |
| DHC | Depositional History Curve | | | | Details |
| DHC | downhole controller | | | | Details |
| DHC | Down Hole Caliper | | | | Details |
| DHC | dry-hole contribution | | | | Details |
| DHC | Dry Hole Cost | | | | Details |
| DHC | Dry Hole Costs | | | | Details |
| DHC | Down Hole Choke | | | | Details |
| DHCI | Downhole chemical injection | | | | Details |
| DHCP | Dynamic Host Configuration Protocol | | | | Details |
| DHC_ERR | Downhole Controller Error Flags | | | | Details |
| DHC_ERR_SL | Downhole Controller Error Flags - Station | | | | Details |
| DHD | Deep Hole Drilling|| | Deep Hole Drilling | Tieflochbohren | Forage de trous profonds | Details |
| DHD | downhole diagnostics | | | | Details |
| DHD | Deep Hole Drilling | | | | Details |
| DHDATSBE | Despatch Half Demurrage on All Time Saved Both Ends | | | | Details |
| DHDD | dry hole drilled deeper | | | | Details |
| DHDS | diesel hydrogen desulfurization | | | | Details |
| DHDWTSBE | Detpatch Half Demurrage on Working Time Saved Both Ends | | | | Details |
| DHE | Direct Hire Employment (Indefinite contract) | | | | Details |
| DHF1 | DP_1 Horizontal Strain Gauge Frequency | | | | Details |
| DHF1_DL | MRDP 1 Horizontal Strain Gauge Frequency | | | | Details |
| DHF2 | DP_1 Horizontal Strain Gauge Frequency | | | | Details |
| DHF2_DL | MRDP 2 Horizontal Strain Gauge Frequency | | | | Details |
| DHF3 | DP_3 Horizontal Strain Gauge Frequency | | | | Details |
| DHF3_DL | MRDP 3 Horizontal Strain Gauge Frequency | | | | Details |
| DHFC | Down Hole Flow Control | | | | Details |
| DHFC | downhole flow control | | | | Details |
| DHG | Down Hole Gauge | | | | Details |
| DHHN | Deutsches Haupthöhennetz | | | | Details |
| DHI | Direct Hydrocarbon Imaging | | | | Details |
| DHI | Down Hole Injection | | | | Details |
| DHI | Down Hole Interface | | | | Details |
| DHI | Direct Hydrocarbon Indicators | | | | Details |
| DHIV | DownHole Isolation Valve | | | | Details |
| DHL | Permanent Production Packer, High Pressure, Small ID | | | | Details |
| DHM | Drilling Hazard Mitigation | | | | Details |
| DHM | Down Hole Motor | | | | Details |
| DHM | dry-hole money | | | | Details |
| DHM | Down Hole Metering | | | | Details |
| DHMs | Downhole Measurements | | | | Details |
| DHP | Down Hole Pump | | | | Details |
| DHP | Down Hole Pressure | | | | Details |
| DHP1 | DP_1 Horizontal Strain Gauge Pressure | | | | Details |
| DHP1_DL | MRDP 1 Horizontal Strain Gauge Pressure | | | | Details |
| DHP2 | DP_2 Horizontal Strain Gauge Pressure | | | | Details |
| DHP2_DL | MRDP 2 Horizontal Strain Gauge Pressure | | | | Details |
| DHP3 | DP_3 Horizontal Strain Gauge Pressure | | | | Details |
| DHP3_DL | MRDP 3 Horizontal Strain Gauge Pressure | | | | Details |
| DHPG | downhole permanent gauge | | | | Details |
| DHPR | Degasser Head Pressure | | | | Details |
| DHPT | Down Hole Pressure Temperature | | | | Details |
| DHPTT | Downhole Pressure/Temperature Transducer | | | | Details |
| DHR | dry hole reentered | | | | Details |
| DHSIT | Down Hole Shut In Tool (for pressure surveys) | | | | Details |
| DHSV | Downhole Safety Valve | | | | Details |
| DHT | Down Hole Tools | | | | Details |
| DHT | Down Hole Temperature | | | | Details |
| DHTP | Downhole Temperature | | | | Details |
| DHTV | may be either downhole TV camera or a televiewer (a sonic caliper tool) | | | | Details |
| DHV | Digital Hydraulic Valve | | | | Details |
| DHV | downhole video | | | | Details |
| DHV | deemed heating value | | | | Details |
| DHVTM | Down Hole Video, Inc | | | | Details |
| DIAH | Down In A hole | | | | Details |
| diaph | diaphragm | | | | Details |
| DIBHC | DIS BHC Log | | | | Details |
| dichlor | dichloride | | | | Details |
| DICHTL | Kondensatdichte (Tonne/m3) | gas density | | | Details |
| DICHTO | Öldichte (Tonne/m3) | Oil density | | | Details |
| diethyl | diethylene | | | | Details |
| DIH | Diamond Inner & Heel Row Inserts | | | | Details |
| DIHV | Calibrated Dual Induction Head Voltage | | | | Details |
| DIMAH | Direction des Matieres Premiers et des Hydrocarbures France | | | | Details |
| DIPBH | Dipmeter Borehole Log | | | | Details |
| DIPH | DIT-E Diameter of Invasion | | | | Details |
| disch | discharge | | | | Details |
| DITH | Down In The Hole | | | | Details |
| DMHD | HNGS Diagnostic Message Header | | | | Details |
| DMHZ | AGS Diagnostic Message Header | | | | Details |
| DNHO | Downhole Logging | | | | Details |
| DOSH | Department of Occupational Safety & Health | | | | Details |
| Doth | Dothan | | | | Details |
| DPCH | Differential Pressure Channel | | | | Details |
| DPH8 | HRGD High Resolution Density Porosity | | | | Details |
| DPHA | Porosity from RHOB, Real-Time | | | | Details |
| DPHB | Porosity from ROBB, Real-Time or Recorded | | | | Details |
| DPHI | Density Porosity | | | | Details |
| DPHZ | HRGD Standard Resolution Density Porosity | | | | Details |
| DQ1H | DP_1 Quartz Pressure Hundreds Digit | | | | Details |
| DQ2H | MRDP 2 Quartz Pressure Hundreds | | | | Details |
| DQ3H | MRDP 3 Quartz Pressure Hundreds | | | | Details |
| DrehT | Drehtisch | | | | Details |
| DrehT" | Drehtisch | | | | Details |
| DRH | LDS Bulk Density Correction | | | | Details |
| DRH1 | DP_1 Raw Horizontal Strain Gauge Pressure | | | | Details |
| DRH1_DL | MRDP 1 Raw Horizontal Strain Gauge | | | | Details |
| DRH2 | DP_2 Raw Horizontal Strain Gauge Pressure | | | | Details |
| DRH2_DL | MRDP 2 Raw Horizontal Strain Gauge | | | | Details |
| DRH3 | DP_3 Raw Horizontal Strain Gauge Pressure | | | | Details |
| DRH3_DL | MRDP 3 Raw Horizontal Strain Gauge | | | | Details |
| DRHA | Bulk Density Correction, Real-Time | | | | Details |
| DRHB | Bulk Density Correction, Bottom Quadrant | | | | Details |
| DRHL | Bulk Density Correction, Left Quadrant | | | | Details |
| DRHO | Bulk Density Correction | | | | Details |
| DRHO | Bulk Density Correction | | | | Details |
| DRHO | Bulk Density Correction | | | | Details |
| DRHP | Delta RHO Primary | | | | Details |
| DRHR | Bulk Density Correction, Right Quadrant | | | | Details |
| DRHU | Bulk Density Correction, Up Quadrant | | | | Details |
| DRHX | Density Correction For Second Tool | | | | Details |
| DSUPHTR | desuperheater | | | | Details |
| DTH | decatherm | | | | Details |
| DTHC | Delta-T High Resolution Compensated | | | | Details |
| DTHL | Delta-T High Resolution Lower Transmitter | | | | Details |
| DTHR | Delta-T High Resolution Receiver | | | | Details |
| DTHT | Delta-T High Resolution Transmitter | | | | Details |
| DTHU | Delta-T High Resolution Upper Transmitter | | | | Details |
| Dutch | Dutcher | | | | Details |
| DWCH | Downhole Wet- Connector Head | | | | Details |
| DWTH | Dry Weight Percent Thorium | | | | Details |
| EATH | EPT Attenuation Theoretical Value | | | | Details |
| EAVG_HR | Eddy Current Average HiRes | | | | Details |
| EAVG_HRN | Eddy Current Average HiRes Nor | | | | Details |
| Ech | echinoid | | | | Details |
| ECHI | ECS Chi-squared of Linear Solver Yield Fit Chi_Square | | | | Details |
| ECHO | echo | | | | Details |
| ECHO_AMP | Echo Amplitudes | | | | Details |
| ECHO_AMP_SL | Echo Amplitudes - Station Log | | | | Details |
| ECHO_BASE | Echo Baseline | | | | Details |
| ECHO_BASE_SL | Echo Baseline - Station Log | | | | Details |
| ECONHU | OMV Gas Marketing & Trading Hungária Kft. | | | | Details |
| EDMH | ECS Diagnostic Message Header | | | | Details |
| EDSH | ECS ADC Subsystem Channels SLM Status | | | | Details |
| EH | Eastern Hemisphere | | | | Details |
| EH | WESTERN SAHARA | | | | Details |
| EHBS | Electro-Hydraulic Back-Up System | | | | Details |
| EHBS | Emergency Hydraulic Back-Up System | | | | Details |
| EHC | Equivalent Hydrocarbon Column | | | | Details |
| EHD | Entry Hole Diameter (one of the perforating charges specification) | | | | Details |
| EHM8 | HRDD Confidence on High Resolution Mudcake UNKNOWN | | | | Details |
| EHMR | MCFL Confidence on Mudcake Thickness | | | | Details |
| EHMZ | HRDD Confidence on Standard Resolution | | | | Details |
| EHP | effective horsepower | | | | Details |
| EHP | Enhanced Performance | | | | Details |
| ehp | electric horsepower | | | | Details |
| EHS | environmental, health and safety | | | | Details |
| EHT | Electric Heat Trace | | | | Details |
| EHT | Enhanced Hardmetal Tooth bit | | | | Details |
| EL1_HR | Eddy Current Lower Pad-1 HiRes | | | | Details |
| EL1_HRN | Eddy Current Lower Pad-1 HiRes Nor | | | | Details |
| EL2_HR | Eddy Current Lower Pad-2 HiRes | | | | Details |
| EL2_HRN | Eddy Current Lower Pad-2 HiRes Nor | | | | Details |
| EL3_HR | Eddy Current Lower Pad-3 HiRes | | | | Details |
| EL3_HRN | Eddy Current Lower Pad-3 HiRes Nor | | | | Details |
| EL4_HR | Eddy Current Lower Pad-4 HiRes | | | | Details |
| EL4_HRN | Eddy Current Lower Pad-4 HiRes Nor | | | | Details |
| EL5_HR | Eddy Current Lower Pad-5 HiRes | | | | Details |
| EL5_HRN | Eddy Current Lower Pad-5 HiRes Nor | | | | Details |
| EL6_HR | Eddy Current Lower Pad-6 HiRes | | | | Details |
| EL6_HRN | Eddy Current Lower Pad-6 HiRes Nor | | | | Details |
| EMAX_HR | Eddy Current Maximum HiRes | | | | Details |
| EMAX_HRN | Eddy Current Maximum HiRes Nor | | | | Details |
| EMIN_HR | Eddy Current Minimum HiRes | | | | Details |
| EMIN_HRN | Eddy Current Minimum HiRes Nor | | | | Details |
| ENH | Empresa Nacional de Hidrocarbonetos de Moçambique Mozambique | | | | Details |
| ENPH | Epithermal Neutron Porosity | | | | Details |
| EPHI | Electromagnetic Propagation Porosity | | | | Details |
| EPHNZ | Energy Petroleum Holdings Limited | | | | Details |
| ESCH | ECS High Voltage Control Loop Status | | | | Details |
| ESH | WESTERN SAHARA | | | | Details |
| ESHIA | Envinmental Safety Health Impact Assessment | | | | Details |
| ESHR | ECS Downhole Total Countrate | | | | Details |
| ESHS | Energy Shear Stacked | | | | Details |
| ESMH | ECS Spectral Message Header | | | | Details |
| Eth | Ethylene | | | | Details |
| ETH | ETHIOPIA | | | | Details |
| eth | ethane | | | | Details |
| ethyle | ethylene | | | | Details |
| EU1_HR | Eddy Current Upper Pad-1 HiRes | | | | Details |
| EU1_HRN | Eddy Current Upper Pad-1 HiRes Nor | | | | Details |
| EU2_HR | Eddy Current Upper Pad-2 HiRes | | | | Details |
| EU2_HRN | Eddy Current Upper Pad-2 HiRes Nor | | | | Details |
| EU3_HR | Eddy Current Upper Pad-3 HiRes | | | | Details |
| EU3_HRN | Eddy Current Upper Pad-3 HiRes Nor | | | | Details |
| EU4_HR | Eddy Current Upper Pad-4 HiRes | | | | Details |
| EU4_HRN | Eddy Current Upper Pad-4 HiRes Nor | | | | Details |
| EU5_HR | Eddy Current Upper Pad-5 HiRes | | | | Details |
| EU5_HRN | Eddy Current Upper Pad-5 HiRes Nor | | | | Details |
| EU6_HR | Eddy Current Upper Pad-6 HiRes | | | | Details |
| EU6_HRN | Eddy Current Upper Pad-6 HiRes Nor | | | | Details |
| euhed | euhedral | | | | Details |
| exch | Exchanger | | | | Details |
| exh | Exhaust | | | | Details |
| exh | exhibit | | | | Details |
| EXHE | ECS High Voltage Error | | | | Details |
| EXHS | ECS High Voltage Status | | | | Details |
| F-SHT | flow sheet | | | | Details |
| F/HR | foot per hour | | | | Details |
| F2H | RST Far IC Capture Hydrogen Relative Yield Hydrogen_Yield | | | | Details |
| F2H_SIG | RST Far IC Capture Hydrogen Relative Yield Uncertainty | | | | Details |
| FACHV | Four Arm Caliper Log | | | | Details |
| FAVG_HR | Flux Leakage Average HiRes | | | | Details |
| FAVG_HRN | Flux Leakage Average HiRes Nor | | | | Details |
| FBH | flowing by heads | | | | Details |
| FBH | Flowing Bottom Hole… | | | | Details |
| FBH | Flag for Bad Hole | | | | Details |
| FBHJ | FullBore Hydraulic Jar | | | | Details |
| FBHP | Flowing Bottom Hole Pressure | | | | Details |
| FBHP | flowing bottom-hole pressure | | | | Details |
| FBHPF | final bottom-hole pressure, flowing | | | | Details |
| FBHPSI | final bottom-hole pressure, shut-in | | | | Details |
| FCAH | Cumulative Mean Hydraulic Aperture (from | | | | Details |
| FCHV | FBCC regulated EMEX | | | | Details |
| FCIBHP | Final Closed In Bottom Hole Pressure | | | | Details |
| FDHD | APS Far Detector High Voltage DAC Value | | | | Details |
| FDHV | APS Far Detector Measured High Voltage | | | | Details |
| FeOH | iron hydroxide gel (a precipitate after acid spends) | | | | Details |
| FGIH | finish going in hole | | | | Details |
| FH | Full Hole tool joint | | | | Details |
| FH | Firing Heads | | | | Details |
| FH | full hole | | | | Details |
| FH | Fachhochschule | | | | Details |
| FHD | Flow Head | | | | Details |
| FHEX | Friday Holidays EXcluded. (Muslim Countries) | | | | Details |
| FHH | data Header (SLB) | | | | Details |
| FHH | Final Hydrostatic Head | | | | Details |
| FHINC | Friday Holidays INCluded. (Muslim Countries) | | | | Details |
| FHP | Final Hole Pressure (in an MDT job mud after pressure) | | | | Details |
| FHP | Flowing Head Pressure | | | | Details |
| FHP | final hydrostatic pressure | | | | Details |
| FHP | final hydrostatic pressure | | | | Details |
| FHP4 | HP Pressure FTPR Format | | | | Details |
| FHPG | Fractional part of HPGP | | | | Details |
| FHPG_TL | Fractional part of HPGP | | | | Details |
| FHVS | RST Far High Voltage Set Point | | | | Details |
| FHYD | Flag for Hydrocarbon | | | | Details |
| FIH | fluid in hole | | | | Details |
| FIH | finished in hole | | | | Details |
| fish | fishing | | | | Details |
| FL1_HR | Flux Leakage Lower Pad-1 HiRes | | | | Details |
| FL1_HRN | Flux Leakage Lower Pad-1 HiRes Nor | | | | Details |
| FL2_HR | Flux Leakage Lower Pad-2 HiRes | | | | Details |
| FL2_HRN | Flux Leakage Lower Pad-2 HiRes Nor | | | | Details |
| FL3_HR | Flux Leakage Lower Pad-3 HiRes | | | | Details |
| FL3_HRN | Flux Leakage Lower Pad-3 HiRes Nor | | | | Details |
| FL4_HR | Flux Leakage Lower Pad-4 HiRes | | | | Details |
| FL4_HRN | Flux Leakage Lower Pad-4 HiRes Nor | | | | Details |
| FL5_HR | Flux Leakage Lower Pad-5 HiRes | | | | Details |
| FL5_HRN | Flux Leakage Lower Pad-5 HiRes Nor | | | | Details |
| FL6_HR | Flux Leakage Lower Pad-6 HiRes | | | | Details |
| FL6_HRN | Flux Leakage Lower Pad-6 HiRes Nor | | | | Details |
| Flath | Flathead | | | | Details |
| flshd | flushed | | | | Details |
| FLUHSE | Fluid Hydraulic Support Efficiency | | | | Details |
| FMAX_HR | Flux Leakage Maximum HiRes | | | | Details |
| FMAX_HRN | Flux leakage Maximum HiRes Nor | | | | Details |
| FMIN_HR | Flux Leakage Minimum HiRes | | | | Details |
| FMIN_HRN | Flux Leakage Minimum HiRes Nor | | | | Details |
| FNSH | finish | | | | Details |
| FOH | full open head | | | | Details |
| Fox H | Fox Hills | | | | Details |
| FPBH | Fracture Plausibility Indicator of BHC | | | | Details |
| FPH | feet per hour | | | | Details |
| FPHA | Free Porosity A | | | | Details |
| FPHB | Free Porosity B | | | | Details |
| FRHA | FBSC ADC ref high, A | | | | Details |
| FRHD | FBSC ADC ref high, D | | | | Details |
| Froth | a foam with very high internal gas volume, usually 90%+ gas High viscosity and often very stable | | | | Details |
| FSHA | Flag for Shale | | | | Details |
| Ft H | Fort Hayes | | | | Details |
| ft-lb/hr | foot-pound per hour | | | | Details |
| ft/h | foot per hour | | | | Details |
| ft/hr | foot per hour | | | | Details |
| ft2/h | square foot per hour | | | | Details |
| FT2/HR | square foot per hour | | | | Details |
| ft3/h | cubic foot per hour | | | | Details |
| FT3/HR | cubic foot per hour | | | | Details |
| ftBTHF | feet Below Tubing Head Flange | | | | Details |
| FTH | failure to hold in nipple/sidepocket | | | | Details |
| FTH | Flowing Tubing Head… | | | | Details |
| FTH1 | Raw Waveform First Echo Fall Time (Fluid | | | | Details |
| FTHN | Minimum First Echo Fall Time (Fluid | | | | Details |
| FTHP | Flowing Tubing Head Pressure | | | | Details |
| FU1_HR | Flux Leakage Upper Pad-1 HiRes | | | | Details |
| FU1_HRN | Flux Leakage Upper Pad-1 HiRes Nor | | | | Details |
| FU2_HR | Flux Leakage Upper Pad-2 HiRes | | | | Details |
| FU2_HRN | Flux Leakage Upper Pad-2 HiRes Nor | | | | Details |
| FU3_HR | Flux Leakage Upper Pad-3 HiRes | | | | Details |
| FU3_HRN | Flux Leakage Upper Pad-3 HiRes Nor | | | | Details |
| FU4_HR | Flux Leakage Upper Pad-4 HiRes | | | | Details |
| FU4_HRN | Flux Leakage Upper Pad-4 HiRes Nor | | | | Details |
| FU5_HR | Flux Leakage Upper Pad-5 HiRes | | | | Details |
| FU5_HRN | Flux Leakage Upper Pad-5 HiRes Nor | | | | Details |
| FU6_HR | Flux Leakage Upper Pad-6 HiRes | | | | Details |
| FU6_HRN | Flux Leakage Upper Pad-6 HiRes Nor | | | | Details |
| FVAH | Hydraulic Electrical Fracture Aperture: | | | | Details |
| FVSH | Flag for Volume of Shale | | | | Details |
| FWH | Flowing Well Head… | | | | Details |
| FWHP | Flowing Well Head Pressure | | | | Details |
| FWHP | flowing wellhead pressure | | | | Details |
| FWHT | flowing wellhead temperature | | | | Details |
| G/R OH | Gamma Ray-Open Hole | | | | Details |
| GAS_SPEC_HEAT | Specific heat of gas at a separator | | | | Details |
| GBH | General Behandlung | General Workover | | | Details |
| GCHV | HGNS Gamma-Ray Control High Voltage | | | | Details |
| GCPH | gallons condensate per hour | | | | Details |
| GENMBH | GENOL Gesellschaft m.b.H. | | | | Details |
| GEOCH | Geochemical Evaluation | | | | Details |
| GeschBereich | Geschäftsbereich | | | | Details |
| GH | Good Hole | | | | Details |
| GH | GHANA | | | | Details |
| GH | Greenhorn | | | | Details |
| gh | Graph Header | | | | Details |
| GH | Group H | | | | Details |
| GHA | GHANA | | | | Details |
| GHAIP | Ghanaian-Italian Petroleum Co., Ltd. Ghana | | | | Details |
| GHC | Ghanian cedi | | | | Details |
| GHD | Borehole Diameter | | | | Details |
| GHE | Global hydraulic elemnets | | | | Details |
| GHF2 | gallon per hundred square feet | | | | Details |
| GHG | GreenHouse Gas | | | | Details |
| GHG | green house gasses | | | | Details |
| GHG | Green House Gases | | | | Details |
| GHGs | Greenhouse gases (e.g., CO2, methane) | | | | Details |
| GHL | Gesamt Haken Last | | | | Details |
| GHO | gallons heavy oil | | | | Details |
| GHOST | Gas Holdup Optical Sensor Tool in PLT/PSP tool of Schlumberger | | | | Details |
| GHS | Globally Harmonized System (see comment) | | | | Details |
| GHS | Ghanaian Cedi | | | | Details |
| gHSEr | getting Health Safety & Environment right (BP expression) | | | | Details |
| GHSG | gas-handling study group | | | | Details |
| GHT | Gleithalbtag|| | Gleithalbtag | Gleithalbtag | Gleithalbtag | Details |
| GHT | Gas Hold up Tool | | | | Details |
| GHT | Gleithalbtag | flex day | | | Details |
| GHT | Garden Hose Thread | | | | Details |
| GHT | Gleithalbtag | | | | Details |
| GHV | Gross Heating Value | | | | Details |
| GHz | gigahertz | | | | Details |
| GIH | Going In Hole | | | | Details |
| GMHV | SUB GM Bank High Voltage | | | | Details |
| gnsh | greenish | | | | Details |
| Gohm | gigaohm | | | | Details |
| GOPH | gallons of oil per hour | | | | Details |
| GPH | gallons per hour | | | | Details |
| GPH | Gas Processing Hub | | | | Details |
| GPTKISH | Global Petro Tech Kish | | | | Details |
| GR CH | Gamma Ray Cased Hole | | | | Details |
| GR/N OH | Gamma Ray Neutron-Open Hole | | | | Details |
| GRCH | Gamma Ray , Cased Hole | | | | Details |
| GRHA | Averaged Gradiomanometer Density | | | | Details |
| GRHC | Gradiomanometer Density, Corrected | | | | Details |
| GRHO | Gradiomanometer Density | | | | Details |
| GRN CH | Gamma Ray Neutron-Cased Hold | | | | Details |
| GSH | Gas show | | | | Details |
| GSHV | Gamma Spectroscopy Head Voltage | | | | Details |
| GTHV | HGNS Gamma-Ray Test High Voltage | | | | Details |
| GWh | gigawatt/hours | | | | Details |
| GWPH | gallons of water per hour | | | | Details |
| GyroHDS1 | Gyro High-Speed Directional Survey | | | | Details |
| IBHP | initial bottom-hole pressure | | | | Details |
| IBHPF | initial bottom-hole pressure, flowing | | | | Details |
| IBHPSI | initial bottom-hole pressure, shut in | | | | Details |
| IBHSP | Initial Bottom Hole Shut-in Pressure | | | | Details |
| ICHI | Inelastic Chi-square from GST-A/IGT | | | | Details |
| ICHL | Inelastic Chlorine Weight from GST-A/IGT | | | | Details |
| IDLH | Immediately Dangerous to Life & Health | | | | Details |
| IDPH | Induction Deep Phasor Resistivity | | | | Details |
| IGHS | Gamma Ray measurement of high side of | | | | Details |
| IGRH | Integrated Gradiomanometer | | | | Details |
| IH | Injector Head|| | Injector Head | Injektorkopf | Injector Head | Details |
| IH | Gamma Ray Log | | | | Details |
| IH | Injector Head | | | | Details |
| IHC | Inhouse Consulting | | | | Details |
| IHC | Integrated Hydrocarbon for Cased | | | | Details |
| IHCIP | Initial HydroCarbon In Place | | | | Details |
| IHCIP | Initial Hydrocarbons In Place | | | | Details |
| IHH | Initial Hydrostatic Head | | | | Details |
| IHLA | IH Leistungsart | | | | Details |
| IHLS | Independent High Level Switch | | | | Details |
| IHLST | Instandhaltungs Leistungsart | | | | Details |
| IHP | Initial Hole Pressure (in an MDT job mud before pressure) | | | | Details |
| IHP | initial hydrostatic pressure | | | | Details |
| IHP | indicated horsepower | | | | Details |
| IHP | initial hydrostatic pressure | | | | Details |
| IHPG | Integral Part of HP Gauge Pressure | | | | Details |
| IHPG_TL | Integral part of HPGP | | | | Details |
| IHPHR | indicated horsepower hour | | | | Details |
| IHRDC | International Human Resources Development Company | | | | Details |
| IHRDC | International Human Resource Development Corporation | | | | Details |
| IHS | IHS Energy (consulting company, parent of CERA) | | | | Details |
| IHT | Integrated Hydrocarbon - Thickness | | | | Details |
| IHV | Integrated Hole Volume (of Borehole) (in Cubic Metres) | | | | Details |
| IHV | In Höhe von (to the amount of…) | | | | Details |
| IHV | Integrated Hole Volume | | | | Details |
| IHY | Integrated Hydrocarbon | | | | Details |
| IKH | Integrated Permeability to Hydrocarbon | | | | Details |
| IMHO | In my humble opinion | | | | Details |
| IMHR | Medium Induction HiRes Phasor Resistivity | | | | Details |
| IMHY | Integrated Movable Hydrocarbons | | | | Details |
| IMPH | Induction Medium Phasor Resistivity | | | | Details |
| INCHES | inch | | | | Details |
| INH | Instituto Nacional de Hidrocarburos Spain | | | | Details |
| INH2O | Inch of Water | | | | Details |
| INHG | Inch of Mercurry | | | | Details |
| inhib | inhibitor | | | | Details |
| IPHE | Integrated Effective Porosity | | | | Details |
| IRAH | Apparent resistivity for high side of | | | | Details |
| IRHO | Integrated Density | | | | Details |
| IRSHAD | Related with Petroleum Ports Authority and Shipping Agents | | | | Details |
| IRTH | True resistivity for high side of borehole Resistivity | | | | Details |
| ISH | Industry Shareholder | | | | Details |
| ISHE | Initial Shear Strength | | | | Details |
| ISHU | Shunt Current | | | | Details |
| ISHU_SL | Shunt Current | | | | Details |
| isoth | isothermal | | | | Details |
| ITHP | Injection Tbg Head Pressure | | | | Details |
| IUHTAUTC | If Used, Half Time ActUally To Count | | | | Details |
| JHA | Job Hazard Analysis | | | | Details |
| JOINED_GEOPH | Joined Geophysical Well Logs | | | | Details |
| KC2H | kilogram per square centimeter per hour | | | | Details |
| kcal/(h.degC.m2) | kilocalorie per hour per degree celsius per square meter | | | | Details |
| kcal/h.oC.m2 | GeoFrame legacy unit | | | | Details |
| KCOOH | potassium formate | | | | Details |
| KF/H | thousand feet per hour | | | | Details |
| KFH | Kuwait Finance House | | | | Details |
| KG/H | kilogram per hour | | | | Details |
| kg/h | kilogram per hour | | | | Details |
| kgf/(cm2.h) | kilogram per square centimeter per hour | | | | Details |
| kgf/cm2.h | GeoFrame legacy unit | | | | Details |
| Kh | horizontal permeability | | | | Details |
| KH | CAMBODIA | | | | Details |
| kh | the permeability times the height; a measure of formation conductivity | | | | Details |
| KHI | Kinetic Hydrate Inhibitor | | | | Details |
| Khk | Kinderhook | | | | Details |
| KHM | CAMBODIA | | | | Details |
| KHMC | kilocalorie per hour per degree celsius per square meter | | | | Details |
| Khor | Horizontal permeability | | | | Details |
| KHPC | Khorasan Petrochemical Company | | | | Details |
| KHR | Kampuchean Riel | | | | Details |
| KHYD | Effective Permeability to Hydrocarbon | | | | Details |
| kHz | kilohertz | | | | Details |
| km/h | kilometer per hour | | | | Details |
| KM2H | thousand cubic meters per hour per meter | | | | Details |
| km3/h | GeoFrame legacy unit | | | | Details |
| km3/h.m | GeoFrame legacy unit | | | | Details |
| km3/h.m.bar | GeoFrame legacy unit | | | | Details |
| KM3H | thousand cubic meters per hour | | | | Details |
| KMHB | thousand cubic meters per hour per meter per bar | | | | Details |
| KOH | Kalilauge|| | potassium hydroxide | Kaliumhydroxid | l'hydroxyde de potassium | Details |
| KOH | Kalilauge | Caustic potash, Caustic Soda | | | Details |
| KOHM | kilohm | | | | Details |
| kohm | kilohm | | | | Details |
| KostRechKreis | Kostenrechnungskreis | | | | Details |
| kPa/h | kilopascal per hour | | | | Details |
| KPAH | kilopascal per hour | | | | Details |
| KTH | Potassium, Thorium | | | | Details |
| kvah | kilovolt-ampere-hour | | | | Details |
| kvar-hr | kilovar-hour | | | | Details |
| kW.h | kilowatt-hour | | | | Details |
| kWh | kilowatt/hours | | | | Details |
| kWh | kilowatt hour | | | | Details |
| kwh | kilowatt-hour | | | | Details |
| kWh/yr | kilowatt-hours per year | | | | Details |
| kwhm | kilowatt-hour-meter | | | | Details |
| L/h | liter per hour | | | | Details |
| LAH | Lookahead | | | | Details |
| LAH | Logging Adapter Head | | | | Details |
| LAH | Logging Adapter Head | | | | Details |
| LASH | Light Aboard SHip | | | | Details |
| lb/hr | pounds per hour | | | | Details |
| lchd | leached | | | | Details |
| LDHI | Low dose hydrate inhibitors | | | | Details |
| LDHI | Low Dosage Hydrate Inhibitor | | | | Details |
| LEH-MT | Logging Equipment Head with Tension and Mud Temperature | | | | Details |
| LEH-T | Logging Equipment Head with Tension | | | | Details |
| LH | Left Hand | | | | Details |
| LH | Liner Hanger | | | | Details |
| LH | LITHUANIA | | | | Details |
| LH/RP | long handle/round point | | | | Details |
| LHCG | Casing Groningen Corrected High | | | | Details |
| LHCIP | Liquid Hydrocarbon In Place | | | | Details |
| LHCOIP | Liquid Hydrocarbon Originally In Place | | | | Details |
| LHD | Low Head Drilling (a type of MPD that formation fluid is not produced to surface) | | | | Details |
| LHDD_SLDT | SLDT Long Spacing HV DAC Diagnostic | | | | Details |
| LHFF_SLDT | SLDT Long Spacing HV Form Factor | | | | Details |
| LHLS_SLDT | SLDT Long Spacing HV Loop Status | | | | Details |
| LHMO_SLDT | SLDT Long Spacing HV Monitor | | | | Details |
| LHRC_SLDT | SLDT Long Spacing HV Reference Channel | | | | Details |
| LHS | Left Hand Side | | | | Details |
| LHS | Lower Hand Side | | | | Details |
| LHSP_SLDT | SLDT Long Spacing HV Set Point | | | | Details |
| LHT | Left Hand Turn | | | | Details |
| LHTE | Horizontal Tool Eccentralization | | | | Details |
| LHTE_DL | Horizontal Tool Eccentralization | | | | Details |
| LHVD | Long Spacing Downhole High Voltage CCS | | | | Details |
| LHVL | LDS Long-Spaced High Voltage Setting | | | | Details |
| LHVS | LDS Short-Spaced High Voltage Setting | | | | Details |
| LHW0 | Water Holdup | | | | Details |
| LHW0_DL | Water Holdup | | | | Details |
| LHW1 | Water Holdup | | | | Details |
| LHW1_DL | Water Holdup | | | | Details |
| LHW2 | Water Holdup | | | | Details |
| LHW2_DL | Water Holdup | | | | Details |
| LHW3 | Water Holdup | | | | Details |
| LHW3_DL | Water Holdup | | | | Details |
| LHW4 | Water Holdup | | | | Details |
| LHW4_DL | Water Holdup | | | | Details |
| LHW5 | Water Holdup | | | | Details |
| LHW5_DL | Water Holdup | | | | Details |
| LIH | Lost In Hole | | | | Details |
| LIH | Left in Hole | | | | Details |
| LIPH | DIT-E Length of Invasion | | | | Details |
| LITH | Li tho logy | | | | Details |
| LITH | Lithology | | | | Details |
| LITH | Litholog Window Count Rate | | | | Details |
| lithic | lithographic | | | | Details |
| litho | lithologic | | | | Details |
| litho | lithographic | | | | Details |
| LITHOF1_DPPV | Distance from previous lithofacies | | | | Details |
| LITHOF1_PROBA | Probability associated to the most likely | | | | Details |
| LITHOF2_PROBA | Probability computed for the second | | | | Details |
| LITHOSET_NAME | Set name: top level container of the | | | | Details |
| LITHOT1_PROBA | Probability associated with the most | | | | Details |
| LITHOT1_TYPE | Name of the likely lithotype | | | | Details |
| LITHR | Lithological Description Report | | | | Details |
| LKH | Lowest Known Hydrocarbons (for determining SEC GIIP or *STOIIP) | | | | Details |
| LKH | Lowest Known Hydrocarbons | | | | Details |
| LKHC | Lowest-Known Hydrocarbons | | | | Details |
| LLCH | Corrected High Resolution Resistivity | | | | Details |
| LLHC | High Resolution Conductivity | | | | Details |
| LLHD | High Resolution Laterolog Deep Resistivity Deep_Lateral_Resistivity | | | | Details |
| LLHG | Groningen Phase Corrected High Resolution | | | | Details |
| LLHR | High Resolution Resistivity | | | | Details |
| LLHS | High Resolution Laterolog Shallow | | | | Details |
| LLTH | LDS Long-Spaced LITH Raw Window Count Rate Count_Rate | | | | Details |
| Lo Ho | Lower Hold | | | | Details |
| Lo/Hi-vis | Low and High Viscous mud used in conjunction with sea water in order to lift cuttings up to surface | | | | Details |
| LPH | Litres Per Hour | | | | Details |
| LPHI | Lithofacies Porosity | | | | Details |
| LPWHH | Low Pressure Well Head Housing | | | | Details |
| LQH0 | Quality Holdup | | | | Details |
| LQH0_DL | Quality Holdup | | | | Details |
| LQH1 | Quality Holdup | | | | Details |
| LQH1_DL | Quality Holdup | | | | Details |
| LQH2 | Quality Holdup | | | | Details |
| LQH2_DL | Quality Holdup | | | | Details |
| LQH3 | Quality Holdup | | | | Details |
| LQH3_DL | Quality Holdup | | | | Details |
| LQH4 | Quality Holdup | | | | Details |
| LQH4_DL | Quality Holdup | | | | Details |
| LQH5 | Quality Holdup | | | | Details |
| LQH5_DL | Quality Holdup | | | | Details |
| LQHC | Low quality hydrocarbons (i.e., tar sands and oil shale) | | | | Details |
| LSH | Level Sensor High | | | | Details |
| LSHV | High Voltage for Long Spacing Loop | | | | Details |
| LSHX | High Voltage On The Far Detector For | | | | Details |
| LSRH | Long Spacing Density (Uncorrected) | | | | Details |
| LSSP_SLDT_HR | SLDT High Resolution Long Spacing Spectrum None | | | | Details |
| LTHK | Lumped Thickness for Output SDF (LUMP) | | | | Details |
| LURH | Long Upper Bulk Density | | | | Details |
| Lvnwth | Leavenworth | | | | Details |
| m/h | Mechanical / Hydraulical | | | | Details |
| m/h | Mechanisch / Hydraulisch | Mechanic / Hydraulic | | | Details |
| m/h | meter per hour | | | | Details |
| m/h | meter per hour | | | | Details |
| M/HG | milliequivalent per hundred grams | | | | Details |
| M/HR | meter per hour | | | | Details |
| M2/H | cubic meter per hour per meter | | | | Details |
| m2/h | square meter per hour | | | | Details |
| m3.s/(h.c) | (cubic meter per hour) per (cycle per second) | | | | Details |
| m3/(h.bar) | cubic meter per hour per bar | | | | Details |
| m3/(h.kPa) | cubic meter per hour per kilopascal | | | | Details |
| m3/(h.m) | cubic meter per hour per meter | | | | Details |
| m3/(h.m.bar) | cubic meter per hour per meter per bar | | | | Details |
| m3/(h.m.kPa) | cubic meter per hour per meter per kilopascal | | | | Details |
| M3/H | cubic meter per hour | | | | Details |
| m3/h | cubic meter per hour | | | | Details |
| m3/h.bar | GeoFrame legacy unit | | | | Details |
| m3/h.kPa | GeoFrame legacy unit | | | | Details |
| m3/h.m | GeoFrame legacy unit | | | | Details |
| m3/h.m.bar | GeoFrame legacy unit | | | | Details |
| m3/h.m.kPa | GeoFrame legacy unit | | | | Details |
| M3HB | cubic meter per hour per bar | | | | Details |
| M3HK | cubic meter per hour per kilopascal | | | | Details |
| M3SH | (cubic meter per hour) per (cycle per second) | | | | Details |
| mach | machine | | | | Details |
| MAH | Major Accident Hazard | | | | Details |
| MAHBRT | metres along hole below rotary table | | | | Details |
| March | Marchand | | | | Details |
| MARSH | Marshal(ling) | | | | Details |
| Math | mathematics | | | | Details |
| MBH | Matthews, Brons, and Hazebroek | | | | Details |
| MBHK | HNGS (HBHK - SBHK) | | | | Details |
| mBTHF | meters Below Tubing Head Flange | | | | Details |
| MBWH | Multi Bowl Wellhead | | | | Details |
| MCHE | Main Cryogenic Heat Exchanger | | | | Details |
| mchsm | mechanism | | | | Details |
| MDAH | Measured Depth Along Hole | | | | Details |
| MDAHD | Measured Depth referenced to Australian Height Datum | | | | Details |
| MDH | Miller-Dyes-Hutchinson Method Engineering | | | | Details |
| MDHS | Methods for the Determination of Hazardous Substances (UK-HSE) | | | | Details |
| mech | mechanic(al), mechanism | | | | Details |
| Mech | DT mechanical down time | | | | Details |
| MEHW | Mean Water Holdup | | | | Details |
| MEHW_DL | Mean Water Holdup | | | | Details |
| MeOH | Methanol | | | | Details |
| MeOH | methyl alcohol | | | | Details |
| meq/hg | milliequivalent per hundred grams | | | | Details |
| Mesh | a measurement of particle size based on the openings per inch in a screen | | | | Details |
| meth | methane | | | | Details |
| meth-bl | methylene blue | | | | Details |
| meth-cl | methyl chloride | | | | Details |
| methol | methanol | | | | Details |
| methr | methanator | | | | Details |
| MFH | Mechanical Firing Head | | | | Details |
| mH | meter High (e.g. 7 mL means that layer have detected 7 m shallower than prognosed) | | | | Details |
| MH | MONTSERRAT | | | | Details |
| MH | MARSHALL ISLANDS | | | | Details |
| MH | manhole | | | | Details |
| mh | millihenry | | | | Details |
| MH | mousehole | | | | Details |
| MHBA | cubic meter per hour per meter per bar | | | | Details |
| MHDD_SLDT | SLDT Middle Spacing HV DAC Diagnostic | | | | Details |
| MHF | Multiple Horizontal fracture flag (1=yes) | | | | Details |
| MHFF_SLDT | SLDT Middle Spacing HV Form Factor | | | | Details |
| MHI | Mitsubishi Heavy Industries | | | | Details |
| MHL | MARSHALL ISLANDS | | | | Details |
| MHLS_SLDT | SLDT Middle Spacing HV Loop Status | | | | Details |
| MHM | Matzen Haupt Marker | | | | Details |
| MHMO_SLDT | SLDT Middle Spacing HV Monitor | | | | Details |
| mho/m | mhos per meter | | | | Details |
| mho/m | GeoFrame legacy unit | | | | Details |
| MHOURS | Thousand Hours (same as KHRS) | | | | Details |
| MHP | Motor bit with journal bearing | | | | Details |
| MHPA | cubic meter per hour per meter per kilopascal | | | | Details |
| MHRC_SLDT | SLDT Middle Spacing HV Reference Channel | | | | Details |
| MHRS | Thousand Hours (same as KHRS) | | | | Details |
| MHSP_SLDT | SLDT Middle Spacing HV Set Point | | | | Details |
| MHT | Motor tooth bit with journal bearing and AmorClad* hardmetal | | | | Details |
| MHz | megahertz(megacycles per second) | | | | Details |
| MHz | megahertz | | | | Details |
| MHZ | megahertz | | | | Details |
| mHz | millihertz | | | | Details |
| mi/h | mile per hour | | | | Details |
| MLH | Mud Liner Hanger | | | | Details |
| MLHS | Mudline Hanger System | | | | Details |
| MLHZ | millihertz | | | | Details |
| mm Hg | millimeters of mercury | | | | Details |
| MMBtu/hr | million British thermal units per hour | | | | Details |
| MMH | mixed metal hydroxide | | | | Details |
| MMHC | millimho per centimeter | | | | Details |
| MMHE | Malaysia Marine Heavy Engineering | | | | Details |
| mmho | millimho per meter | | | | Details |
| mmho/m | millimho per meter | | | | Details |
| MMHOURS | Million Hours | | | | Details |
| MMHRS | Million Hours | | | | Details |
| MMhrs | Million man-hours | | | | Details |
| MMTH | Minimum Measurable Thickness | | | | Details |
| MOH | Major Overhaul | | | | Details |
| MOH | Manufacturing OverHead | | | | Details |
| Mohm | megohm | | | | Details |
| MOHM | milliohm | | | | Details |
| mohm | milliohm | | | | Details |
| Molch | pig | scraper, go-devil | | | Details |
| MOLCHOP | More Or Less CHarterers OPtion | | | | Details |
| Molchschleuse | Scraper trap | | | | Details |
| MORPHO_TYPE | Rock Classification according to internal | | | | Details |
| MPa/h | megapascal per hour | | | | Details |
| MPAH | megapascal per hour | | | | Details |
| MPGH-Lith | multipurpose grease lithium base | | | | Details |
| MPH | miles per hour | | | | Details |
| MPhil | Master of Philosophy | | | | Details |
| MPWHP | Max Possible Well Head Pressue | | | | Details |
| MRHO | Mixture RHO | | | | Details |
| MRHY | MDT - hydraulic power module (electric module) | | | | Details |
| Mscf/h | thousand standard cubic feet per hour | | | | Details |
| MSR-Technik | Messen, Steuern, Regeln technik | process of measuring and control technology | | | Details |
| MSSP_SLDT_HR | SLDT High Resolution Middle Spacing | | | | Details |
| mSv/h | millisievert per hour | | | | Details |
| MTHO | HNGS (HTHO - STHO) | | | | Details |
| MUDHSE | Mud Hydraulic Support Efficiency | | | | Details |
| MUHH | Dummy Outp. Match Viscosity Units | | | | Details |
| MWh | megawatt/hours | | | | Details |
| MWh | megawatt hour | | | | Details |
| MWh | megawatt-hours | | | | Details |
| N2H | RST Near IC Capture Hydrogen Relative | | | | Details |
| N2H_SIG | RST Near IC Capture Hydrogen Relative | | | | Details |
| NaOH | sodium hydroxide | | | | Details |
| NAOHSM | National Association of Oil Heating Service Managers | | | | Details |
| NaSH | sodium hydrosulfide | | | | Details |
| NCGIH | National Conference of Governmental Industrial Hygienists (see ACGIH) | | | | Details |
| NCHV | HGNS Neutron Control High Voltage | | | | Details |
| NDHD | APS Near Detector High Voltage DAC Value | | | | Details |
| NDHV | APS Near Detector Measured High Voltage | | | | Details |
| NDPH | LDS Enhanced Resolution Density Porosity | | | | Details |
| NEBOSH | National Examination Board in Occupational Safety and Health (www.nebosh.com) | | | | Details |
| NEHO | Non Effective Handed Over | | | | Details |
| NESHAP | national emissions standards for hazardous air pollutants | | | | Details |
| NESHAP | National Emission Standard for Hazardous Air Pollutants | | | | Details |
| NESHAPs | National Emission Standards for Hazardous Air Pollutants | | | | Details |
| NH | VANUATU | | | | Details |
| NH | New Hampshire | | | | Details |
| nH | nanohenry | | | | Details |
| NH3 | ammonia | | | | Details |
| NH4Cl | ammonium chloride | | | | Details |
| NHC | National Hurricane Center, division of US National Oceanic and Atmospheric Administration | | | | Details |
| NHDA | National Hydrocarbons Data Archive (United Kingdom) | | | | Details |
| NHDS | naptha-hydrogen desulfurization | | | | Details |
| NHEA | Navigation Heading | | | | Details |
| NHG | Non Hydrocarbon Gas | | | | Details |
| NHM | Naturhistorische Museum | Historical Nature Museum | | | Details |
| NHN | Normalhöhennull | | | | Details |
| NHPV | Net Hydrocarbon Pore Volume | | | | Details |
| NHRP | National Register of Historic Places | | | | Details |
| NHS | Negative Half Slope | | | | Details |
| NHVS | RST Near High Voltage Set Point | | | | Details |
| NIOSH | National Institute for Occupational Safety and Health (see comment) | | | | Details |
| NIOSH | National Institute for Occupational Safety and Health | | | | Details |
| NMHC | Non-Methane Hydrocarbons | | | | Details |
| nohm | nanohm | | | | Details |
| NOISE_DH | Noise Amplitude Computed Down-Hole | | | | Details |
| NOISE_DH_SL | Noise Amplitude Computed Down-Hole - | | | | Details |
| NORTH | North | | | | Details |
| NPH | Naphtha | | | | Details |
| NPHI | Net Ø (porosity) | | | | Details |
| NPHI | Neutron pulse Hydrogen index | | | | Details |
| NPHI | Compensated neutron porosity | | | | Details |
| NPHI | Neutron Porosity | | | | Details |
| NPHI | Thermal Neutron Porosity (original Ratio | | | | Details |
| NPHN | Measure of NPHIE Minus | | | | Details |
| NPHP | Measure of NPHIE Plus | | | | Details |
| NPHT | Theoretical NPHI Value | | | | Details |
| NPHU | Neutron Porosity Uncorrected for Salinity | | | | Details |
| NPSH | Net Positive Suction Head | | | | Details |
| NPSH | National Pipe straight Hose | | | | Details |
| NRHB | LDS Enhanced Resolution Bulk Density | | | | Details |
| NRHO | Enhanced Bulk Density, Alpha Corrected | | | | Details |
| NSHN | Navigation Shot Number | | | | Details |
| NTH | Navigation Time Hour | | | | Details |
| NTHF | Non-Toxic High Flash | | | | Details |
| NTHV | HGNS Neutron Test High Voltage | | | | Details |
| NUWH | nippling up wellhead | | | | Details |
| OAH | overall height | | | | Details |
| obsh | Observation History | | | | Details |
| oC/h | GeoFrame legacy unit | | | | Details |
| oC/hm | GeoFrame legacy unit | | | | Details |
| off-sh | offshore | | | | Details |
| OH | Openhole Log | | | | Details |
| OH | Occupational Health | | | | Details |
| OH | open hole | | | | Details |
| OH | Ohio | | | | Details |
| OH | open hearth | | | | Details |
| OH | overhead | | | | Details |
| OH&S | Occupational Health and Safety | | | | Details |
| OHARTR | Haramidere Depoculuk Anonim Şirketi | | | | Details |
| OHC | Open Hole Completion | | | | Details |
| OHDI | Open Hole Diameter | | | | Details |
| OHF | Opening of horizontal fracture | | | | Details |
| OHFP | open hole frac pack Frac packing in an open hole | | | | Details |
| OHGP | Open Hole Gravel Pack | | | | Details |
| OHGP | Open-hole Gravelpack | | | | Details |
| OHGPW | Open-hole Gravelpack Wechsel | | | | Details |
| OHID | Occupational Health Identification | | | | Details |
| OHL | Open Hole Logs | | | | Details |
| Ohm | electrical unit of resistance One ohm is the the resistance through which a potential of one volt will maintain a current of one ampere | | | | Details |
| ohm | ohm | | | | Details |
| ohm-cm | ohm-centimeter | | | | Details |
| ohm-m | ohmmeter | | | | Details |
| OHM.M | ohm-meter | | | | Details |
| ohm.m | ohm-meter | | | | Details |
| ohm/m | ohm per meter | | | | Details |
| ohmm | ohm-meter | | | | Details |
| OHMM | ohm-meter | | | | Details |
| OHMS | ohm | | | | Details |
| OHPG | Ones Digit of HP Gauge Pressure | | | | Details |
| OHRA | Occupational Health Risk Assessment | | | | Details |
| OHRM | Occupational Heath Risk Management | | | | Details |
| OHS | Occupational Health and Safety | | | | Details |
| OHSAS | Occupational Health and Safety Assessment Series | | | | Details |
| OHSAS | Occupational Health and Safety Advisory Services | | | | Details |
| OHUN | OMV Hungária Ásványolaj Korlátolt Felelösségü Társaság | | | | Details |
| OIH | Oil in Hole | | | | Details |
| OKH | OMV Kraftwerk Haiming GmbH | | | | Details |
| OMDH | Occurrence in the Multi-Dimension | | | | Details |
| ONHC | Oman National Holding Company | | | | Details |
| ONSHOL | OMV Switzerland Holding AG | | | | Details |
| OPH | Opening Hole | | | | Details |
| ORHO | Oil Density | | | | Details |
| orth | orthoclase | | | | Details |
| ORTH | Orthoclase | | | | Details |
| OSH | Open Shelter deck | | | | Details |
| OSH | Oil Show | | | | Details |
| OSH | Obere Sarmat (Geological formation in Austria) | | | | Details |
| OSHA | Occupational Safety and Health Administration (see comment) | | | | Details |
| OSHA | occupational safety and health administration, US government agency | | | | Details |
| OSHA | Occupational Safety and Health Administration | | | | Details |
| OSHA | Occupational Safety and Health Act | | | | Details |
| OSHRC | Occupational Safety and Health Review Commission | | | | Details |
| OTCH | OMV Česká republika, s.r.o. | | | | Details |
| OTH | Other | | | | Details |
| OTH | OberTorton Horizont | upper Torton horizon | | | Details |
| OTHO | Offset Due to Borehole Effects on Thorium | | | | Details |
| OVCH | Oversize Charts | | | | Details |
| ovgth | overgrowth | | | | Details |
| Ovhd | overhead | | | | Details |
| OVHO | Ovalness of the Hole | | | | Details |
| O’H | O’Hara | | | | Details |
| P-HDII | perforating Hyperdome II | | | | Details |
| P/H | Pipe handling | | | | Details |
| Pa/h | pascal per hour | | | | Details |
| PAFH | Pressure-Actuated Firing Head | | | | Details |
| PAH | Polycyclic aromatic hydrocarbons | | | | Details |
| PAH | pascal per hour | | | | Details |
| Paha | Pahasapa | | | | Details |
| PAHP | MRPA Inflate Pressure | | | | Details |
| PAHP_DL | MRPA Inflate Pressure | | | | Details |
| PARH | MRPA Raw Inflate Pressure | | | | Details |
| PARH_DL | MRPA Raw Inflate Pressure | | | | Details |
| patchy | patchy | | | | Details |
| PBHC | Porosity from Borehole Compensated Sonic | | | | Details |
| PBHK | HNGS (HBHK + SBHK) | | | | Details |
| PBHL | Proposed Bottom Hole Location | | | | Details |
| PBHL | proposed bottom-hole location | | | | Details |
| PBHP | Producing Bottom Hole Pressure | | | | Details |
| PDG/PDHG | Permanent Downhole Gauge | | | | Details |
| PDH | Professional Development Hours | | | | Details |
| PDHG | Permanent Downhole Gauge | | | | Details |
| PDHM | Permanent Down Hole Monitoring | | | | Details |
| PDHMS | Pressure Downhole Monitoring System | | | | Details |
| PDYNHU | PETRODYNE-CSEPEL Zrt. | | | | Details |
| PEH | Petroleum Engineering Handbook | | | | Details |
| PERM_HOR | Horizontal_Permeability | | | | Details |
| petrochem | petrochemical | | | | Details |
| PFHE | Plate Fin Heat Exchanger | | | | Details |
| PGH | Per Geard Hatch | | | | Details |
| PH | Phasor Log | | | | Details |
| PH | PHILIPPINES | | | | Details |
| Ph | hydrostatic pressure | | | | Details |
| pH | the negative logarithm of the hydrogen ion activity pH = -log10 (aH+) Measurement of acid (<7), basic (>7), neutral = 7 pH measures the acifdity or alkalinity of water | | | | Details |
| pH | acidity or alkalinity | | | | Details |
| pH | hydrogen ion concentration | | | | Details |
| pH | measure of hydrogen potential | | | | Details |
| Ph | parish | | | | Details |
| ph | phase | | | | Details |
| pH | Potential of Hydrogen: a measure of acidity and alkalinity | | | | Details |
| pH | Power of Hydrogen | | | | Details |
| Ph | Chance of High (Estimate) | | | | Details |
| Ph | Hydrostatic Presure of Mud | | | | Details |
| PH | Pilot Horizontal | | | | Details |
| PH12 | Porosity to match DG12 | | | | Details |
| PH13 | Porosity to match DG13 | | | | Details |
| PH23 | Porosity to match DG23 | | | | Details |
| pH2S | Partial pressure of H2S | | | | Details |
| PHA | Process Hazard Analysis | | | | Details |
| PHASE | Phasor Processing Log | | | | Details |
| PHB | Pre-Hydrated Bentonite | | | | Details |
| Phc | Hydrocarbon Chance|| | Hydrocarbon chance | Kohlenwasserstoff-Chance | Hydrocarbon occasion | Details |
| PHC | Project Health Check | | | | Details |
| PHC | Passive Heave Compensator | | | | Details |
| PHC | pipe-handling capacity | | | | Details |
| Phc | Hydrocarbon Chance | | | | Details |
| PHCD | Plan Hydrocarbon Development | | | | Details |
| PHCL | Photoclinometer | | | | Details |
| PhD | doctor of philosophy | | | | Details |
| PHDN | Limestone Dens/Neut porosity | | | | Details |
| PHEK | Planherstellungskosten (Product Planning cost) | | | | Details |
| Phi | Porosity | | | | Details |
| PHIA | Apparent Total Porosity | | | | Details |
| PHIB | Porosity Occupied by Bound Waters | | | | Details |
| PHIC | TDT Count Rate Porosity | | | | Details |
| PHICL | clay corrected porosity | | | | Details |
| PHID | density porosity | | | | Details |
| PHID | Porosity-LDT, NGT Tools | | | | Details |
| PHIE | Effective Porosity | | | | Details |
| PHIE | effective porosi | | | | Details |
| PHIE | Effective Porosity | | | | Details |
| PHIE | Effective Porosity | | | | Details |
| PHIE | Effective Porosity | | | | Details |
| PHIE_CPX | Effective Porosity | | | | Details |
| PHIE_orig | | | | | Details |
| PHIF | PHIT Flag Indicating Method Used for | | | | Details |
| PHIG | Porosität Gasgestein (%) | Average porosity of gas-filled rock | | | Details |
| PhiHe | Helium porosity | | | | Details |
| PHII | Isolated Fraction Porosity | | | | Details |
| PHIK | Porosity from TDT-K | | | | Details |
| PHIL | Sonic Porosity, Limited | | | | Details |
| PHIN | neutron porosity | | | | Details |
| PHIN | neutron porosity | | | | Details |
| PHIN | Raw Neutron Porosity Chosen from NPHI, | | | | Details |
| PHIO | Porosität Ölgestein (%) | Average porosity of oil-filled rock | | | Details |
| PHIR | Porosity derived from Resistivity | | | | Details |
| PHIS | sonic porosity | | | | Details |
| PHIS | Sonic Porosity , Clay Corrected | | | | Details |
| PHIT | total porosity | | | | Details |
| PHIT | Total Porosity_ includes all forms of porosity, including that occupied by bound fluids, and is independent of rock and fluid materials and of environmental effects | | | | Details |
| PHIT | Corrected Total Porosity | | | | Details |
| PHITDT | TDT Porosity for the current matrix | | | | Details |
| PHIX | Crossplot Porosity | | | | Details |
| PHIZ | Intergranular Porosity | | | | Details |
| Phi_Den | | | | | Details |
| PHK2 | PHI from TDT-K #2 | | | | Details |
| PHL | PHILIPPINES | | | | Details |
| PHND | Porosity from Enhanced Density | | | | Details |
| PHOL | Photon Log | | | | Details |
| PHOP | Volume of overpressure porosity | | | | Details |
| Phos | Phosphoria | | | | Details |
| PHOT | Photo | | | | Details |
| Photogrammetry | 'photo' = light; 'gram' = drawing; 'metry' = measurement | | | | Details |
| PHP | Philippine Peso | | | | Details |
| PHPA | acrylamide polymer mud | | | | Details |
| PHPD | Per Hatch Per Day | | | | Details |
| Phs | Phase | | | | Details |
| PHSER | Project Health, Safety, and Environment (HSE) Review | | | | Details |
| PHSER | Project HSE Review | | | | Details |
| PHSF | pound force per hundred square feet | | | | Details |
| PHSF | Phase Resistivity Angle | | | | Details |
| PHSR | Project, Health, Safety Review | | | | Details |
| PHSS | Phase_Shift | | | | Details |
| PHSS | phase shift | | | | Details |
| PHSSER | Project HSSE Review | | | | Details |
| PHSW | PHIE * SW | | | | Details |
| PHT | Photon | | | | Details |
| PHT | Photon Log | | | | Details |
| PHTL | Total Porosity - limited in bad hole | | | | Details |
| PHTT | Theoretical PHIT Value | | | | Details |
| PHUN | Pressure 100s Digit | | | | Details |
| PHUR | User Defined Porosity | | | | Details |
| PHWA | Pad Hole-Wall Angle | | | | Details |
| PHXO | PHIE * SXO | | | | Details |
| PHYFM | Physical Formation Log | | | | Details |
| PIHO | Petroleum Industry Health Organization | | | | Details |
| PJTHA | prejob task hazard analysis | | | | Details |
| Plan. har. | Planulina harangensis | | | | Details |
| PNPH | Fitting Coefficient for CNL | | | | Details |
| POH | Pull Out Of Hole | | | | Details |
| POH | pull out of the hole Also POOH | | | | Details |
| POH | pulled(put) out of hole | | | | Details |
| POHOL | Private Oil Holdings Oman Ltd. Oman | | | | Details |
| POHP | PO Hydraulic Pressure | | | | Details |
| POHP_DL | MRPO Hydraulic Pressure | | | | Details |
| POOH | Pull Out Of Hole | | | | Details |
| POOH | pull out of the hole | | | | Details |
| POOH | pull(put) out of hole | | | | Details |
| POOH/POH | Pull Out Of Hole | | | | Details |
| POROH | Porosity from Open Hole logs | | | | Details |
| ppH2S | Partial pressure of H2S | | | | Details |
| PPHI | Primary Density Porosity from PRHO - LDT | | | | Details |
| PPSH | Porosity Minus Volume of Residual | | | | Details |
| PQPH | MRPA Quartz Pressure Hundreds | | | | Details |
| prehtr | preheater | | | | Details |
| PRH | PTS Fluid Density | | | | Details |
| PRHO | Panel Response Bulk Density | | | | Details |
| PSH | Pressure Safety High (High pressure pilot) | | | | Details |
| PSH | Pressure Switch High | | | | Details |
| PSH | PETRO SANAT Haffar | | | | Details |
| PSHL | Pressure switch High Low | Pressure pilot high low | | | Details |
| PSHS | SMDX HV Power Supply Status | | | | Details |
| psi/h | pound per square inch per hour | | | | Details |
| PSIH | pound per square inch per hour | | | | Details |
| PSW_OH | Bulk Volume Water in unflushed Zone (open Hole) | | | | Details |
| PSW_OH | Bulk Volume Water in unflushed Zone (open Hole) | | | | Details |
| PSXO_OH | Bulk Volume of flushed Zone Water (open Hole) | | | | Details |
| PSXO_OH | Bulk Volume of flushed Zone Water (open Hole) | | | | Details |
| PTHO | Pressure 1000s Digit | | | | Details |
| PTHP | Producing Tubing Head Pressure | | | | Details |
| PTHR | HNGS (HTHO + STHO) | | | | Details |
| PURCH | purchasing | | | | Details |
| PWCH | Pump down Wet Connector Head | | | | Details |
| PWH | Per Workable Hatch | | | | Details |
| PWH | Pressure-Water Hold | | | | Details |
| PWHP | Producing Well Head Pressure | | | | Details |
| PWHT | Post Weld Heat Treat | | | | Details |
| PWHT | postweld heat treatment | | | | Details |
| PWHT | Post Weld Heat Treatment | | | | Details |
| Q-Chem | Qatar Chemical Complex | | | | Details |
| Q-CHEM | Qatar Chemical Corp. Qatar | | | | Details |
| QBHC | Standard Deviation on Sonic Transit Time | | | | Details |
| QEH | Flow Entry Heavy (Phase) | | | | Details |
| QGCH | Gas Channel Flowrate | | | | Details |
| QHCH | Hydrocarbon Channel Flowrate | | | | Details |
| QHP | Heavy Phase Flowrate | | | | Details |
| QHWM | Quality Water Holdup Model | | | | Details |
| QHWM_DL | Quality Water Holdup Model | | | | Details |
| QLCH | Liquid Channel Flowrate | | | | Details |
| qnch | quench | | | | Details |
| QOCH | Oil Channel Flowrate | | | | Details |
| QPHI | Standard Deviation on True Porosity | | | | Details |
| QRHG | Standard Deviation on Raw Matrix Density | | | | Details |
| QTDH | Total Flowrate Downhole | | | | Details |
| QTHERM | Queensland Department of Energy Australia | | | | Details |
| QTHO | Uncertainty of Thorium Channel (NGT Tool) | | | | Details |
| QVSH | Standard Deviation on Clay Content | | | | Details |
| QWCH | Water Channel Flowrate | | | | Details |
| R H DIP | 4 Arm High Resolution Diplog | | | | Details |
| RASH | RAW ASHM VOLTAGE | | | | Details |
| RASHPETC | Rashed Oil Company Egypt and others | | | | Details |
| Rat hole | In the context of a drilling rig, a rat hole is the hole through the rig floor where the kelly can be stored when it has to be disconnected | | | | Details |
| Rat hole | In the context of a well, a rat hole is the hole below the pay zone. Commonly drilled to drop off perforating guns of a gathering or sump area for liquids to separate from gas prior to being pumped. | | | | Details |
| RAT(CMP,SHR) | CompressionalShearRatio | | | | Details |
| RAT(SHR,CMP) | ShearCompressionalRatio | | | | Details |
| RAT(TH,K) | ThoriumPotassiumRatio | | | | Details |
| RAT(TH,U) | ThoriumUraniumRatio | | | | Details |
| RAT(VERT,HOR) | VerticalHorizontalRatio | | | | Details |
| RAW_PHYS_PRES | Raw physical pressure data | | | | Details |
| RAW_PHYS_TEMP | Raw physical temperature data | | | | Details |
| RBHC | Ratio Borehole Compensated | | | | Details |
| RCH | Rotating Control Head | | | | Details |
| RCHF | Low Frequency Channel Flag | | | | Details |
| RDAH | Deep Attenuation Resistivity from 2 MHZ frequ. | | | | Details |
| RDIH | Raw DITE Head voltage | | | | Details |
| RDPH | Deep Phase Resistivity from 2 MHZ frequ. | | | | Details |
| rdsh | reddish | | | | Details |
| RECH | Reference Check | | | | Details |
| REL1_HR | Eddy Current Lower Pad-1 HiRes Uncal | | | | Details |
| REL2_HR | Eddy Current Lower Pad-2 HiRes Uncal | | | | Details |
| REL3_HR | Eddy Current Lower Pad-3 HiRes Uncal | | | | Details |
| REL4_HR | Eddy Current Lower Pad-4 HiRes Uncal | | | | Details |
| REL5_HR | Eddy Current Lower Pad-5 HiRes Uncal | | | | Details |
| REL6_HR | Eddy Current Lower Pad-6 HiRes Uncal | | | | Details |
| RES_SHA | Shallow_Resistivity | | | | Details |
| REU1_HR | Eddy Current Upper Pad-1 HiRes Uncal | | | | Details |
| REU2_HR | Eddy Current Upper Pad-2 HiRes Uncal | | | | Details |
| REU3_HR | Eddy Current Upper Pad-3 HiRes Uncal | | | | Details |
| REU4_HR | Eddy Current Upper Pad-4 HiRes Uncal | | | | Details |
| REU5_HR | Eddy Current Upper Pad-5 HiRes Uncal | | | | Details |
| REU6_HR | Eddy Current Upper Pad-6 HiRes Uncal | | | | Details |
| RFC-HSE | Returns Flow Control | | | | Details |
| RFL1_HR | Flux Leakage Lower Pad-1 HiRes Uncal | | | | Details |
| RFL2_HR | Flux Leakage Lower Pad-2 HiRes Uncal | | | | Details |
| RFL3_HR | Flux Leakage Lower Pad-3 HiRes Uncal | | | | Details |
| RFL4_HR | Flux Leakage Lower Pad-4 HiRes Uncal | | | | Details |
| RFL5_HR | Flux Leakage Lower Pad-5 HiRes Uncal | | | | Details |
| RFL6_HR | Flux Leakage Lower Pad-6 HiRes Uncal | | | | Details |
| RFU1_HR | Flux Leakage Upper Pad-1 HiRes Uncal | | | | Details |
| RFU2_HR | Flux Leakage Upper Pad-2 HiRes Uncal | | | | Details |
| RFU3_HR | Flux Leakage Upper Pad-3 HiRes Uncal | | | | Details |
| RFU4_HR | Flux Leakage Upper Pad-4 HiRes Uncal | | | | Details |
| RFU5_HR | Flux Leakage Upper Pad-5 HiRes Uncal | | | | Details |
| RFU6_HR | Flux Leakage Upper Pad-6 HiRes Uncal | | | | Details |
| rgh | rough | | | | Details |
| RGHN | HiRes Gain Applied Near Thermal Count Rate Count_Rate | | | | Details |
| RGRH | Raw Gradiomanometer Density | | | | Details |
| RH | Residency House | | | | Details |
| RH | rat hole | | | | Details |
| RH | relative humidity | | | | Details |
| RH | right hand | | | | Details |
| rh | Report Header | | | | Details |
| RHCH | Hydrocarbon Corrected Bulk Density | | | | Details |
| RHD | righthand door | | | | Details |
| RHD | Raw Hole Diameter | | | | Details |
| RHDT | Raw HDT Data Block | | | | Details |
| rheo | rheostat | | | | Details |
| RHFT | Raw High Resolution Far Thermal Counts | | | | Details |
| RHG | Grain Density Limited | | | | Details |
| RHG1 | Density of Mineral 1 | | | | Details |
| RHG2 | Density of Mineral 2 | | | | Details |
| RHG3 | Density of Mineral 3 | | | | Details |
| RHGA | Apparent Grain Density | | | | Details |
| RHGA | Apparent Grain Density | | | | Details |
| RHGA | Apparent Grain Density | | | | Details |
| RHGC | RHOG Constraint Limit Channel | | | | Details |
| RHGE | RHO Grain From Elements | | | | Details |
| RHGF | Formation Grain Density | | | | Details |
| RHGI | Grain Density Unlimited | | | | Details |
| RHGR | High Resolution Raw Gamma Ray | | | | Details |
| RHGT | Grain Density Based on PHIT | | | | Details |
| RHGX | Grain Density from Crossplot Porosity | | | | Details |
| RHI | Hydrocarbon Density | | | | Details |
| RHIF | Raw Noise in High Frequency Spectrum | | | | Details |
| RHL | LDS Long-Spaced Bulk Density | | | | Details |
| RHL1 | Hires Raw LSW1 | | | | Details |
| RHL2 | Hires Raw LSW2 | | | | Details |
| RHL3 | Hires Raw LSW3 | | | | Details |
| RHL4 | Hires Raw LSW4 | | | | Details |
| RHL5 | Hires Raw LSW5 | | | | Details |
| RHLA | HRDD Long Spacing Apparent Density | | | | Details |
| RHLI | Raw High-Resolution Litholog Counts | | | | Details |
| RHLL | Raw High-Resolution Long Lower Counts | | | | Details |
| RHLS | Raw High-Resolution Long Spacing Counts | | | | Details |
| RHLU | Raw High-Resolution Long Spacing Upper | | | | Details |
| RHM | rat hole mud | | | | Details |
| rhmb | rhombs | | | | Details |
| rhmbc | rhombic | | | | Details |
| RHMC | Raw Hydraulic Motor Current | | | | Details |
| RHMD | Raw Hydraulic Motor Downhole Voltage | | | | Details |
| RHMD_DL | Raw Hydraulic Motor Downhole Voltage | | | | Details |
| RHMI | Density Hydrocarbon Minimum Index | | | | Details |
| RHN | Rockwell hardness number | | | | Details |
| RHNT | Raw High Resolution Near Thermal Count | | | | Details |
| RHO | Density from Standardlog | | | | Details |
| RHO | Density from Standardlog (Petro Standardlog) | | | | Details |
| RHO8 | HRDD High Resolution Formation Density | | | | Details |
| RHOA | LDS Bulk Density Activation Correction | | | | Details |
| RHOB | Bulk Density | | | | Details |
| RHOB | bulk density | | | | Details |
| RHOB | Bulk density | | | | Details |
| RHOB | Bulk Density | | | | Details |
| RHOB | Bulk Density | | | | Details |
| RHOBCL | bulk density of clay | | | | Details |
| RHOBdry | bulk density of dry clay | | | | Details |
| RHOF | fluid density | | | | Details |
| RHOF | Density of the Formation Fluid | | | | Details |
| RHOG | Apparent Clean Grain Density | | | | Details |
| RHOH | Hydrocarbon Density | | | | Details |
| RHOI | HRDD Enhanced Resolution Formation Density Bulk_Density | | | | Details |
| RHOL | Long Spacing Bulk Density | | | | Details |
| RHOM | LDS Corrected Bulk Density | | | | Details |
| RHOMA | matrix density | | | | Details |
| RHOMU | clay corrected matrix density | | | | Details |
| RHOP | Primary Bulk Density - LDT | | | | Details |
| RHOS | Short Spacing Bulk Density | | | | Details |
| RHOT | RHOB, indexed by Time rather than by Depth Bulk_Density | | | | Details |
| RHOV | Density Used to Calculate Overburden | | | | Details |
| RHOX | Bulk Density From Second Tool | | | | Details |
| RHOZ | Bulk density | | | | Details |
| RHOZ | HRDD Standard Resolution Formation Density | | | | Details |
| RHOZ | HRDD Standard Resolution Formation Density Bulk_Density | | | | Details |
| RHP1 | Raw Hydraulic Pressure Output | | | | Details |
| RHP2 | Raw Hydraulic Pressure Output | | | | Details |
| RHP3 | Raw Hydraulic Pressure Output | | | | Details |
| RHPF | Raw HP Gauge Frequency | | | | Details |
| RHPP | Raw Hydraulic Pump Pressure | | | | Details |
| RHPP_DL | Raw Hydraulic Pump Pressure | | | | Details |
| RHPT | Raw HP Gauge Temperature | | | | Details |
| RHR0 | Recomputed 1/SQRT(Ro) | | | | Details |
| RHS | HLDS Short-Spaced Bulk Density | | | | Details |
| RHS | Right Hand Side | | | | Details |
| RHS1 | Raw High-Resolution Short Spacing 1 Counts Count_Rate | | | | Details |
| RHS2 | Raw High-Resolution Short Spacing 2 Counts Count_Rate | | | | Details |
| RHS3 | LDS Short-Spaced SS2 Bulk Density | | | | Details |
| RHS4 | LDS Short-Spaced SS1 Bulk Density | | | | Details |
| RHSA | HRDD Short Spacing Apparent Density | | | | Details |
| RHT | Right Hand Turn | | | | Details |
| RHTE | Raw Head Tension | | | | Details |
| RHTR | Raw High-resolution Thermal Ratio | | | | Details |
| RHUM | Raw Fluid Holdup Indicator | | | | Details |
| RHX0 | Recomputed 1/SQRT(RXO) | | | | Details |
| RIH | Run In Hole | | | | Details |
| RIH | running pipe in the hole | | | | Details |
| RIH | ran in hole | | | | Details |
| RIH | Run Into Hole | | | | Details |
| RKH | Relative Permeability to Hydrocarbon | | | | Details |
| RMAH | Medium Attenuation Resistivity from 2 MHZ frequ. | | | | Details |
| RMPH | Medium Phase Resistivity from 2 MHZ frequ. | | | | Details |
| RoHS | Restriction of Hazard Substances | | | | Details |
| ROHV | ROH Computed at Each Level By DET | | | | Details |
| ROHY | Computed Hydrocarbon Density | | | | Details |
| ROPH | Rate of Penetration over the last .5 | | | | Details |
| RPCHM | Resistivity, Memory 2MHZ Comp. Borehole | | | | Details |
| RPCHM | Resistivity, Memory 2MHZ compensated Borehole | | | | Details |
| RPHU | Raw Pressure 100s Digit | | | | Details |
| RPIH | Inverse ROP for last .5FT(.15 M) * 2 | | | | Details |
| RPRH | Raw PTS Fluid Density (PRH) | | | | Details |
| RPTH | Raw Pressure 1000s Digit | | | | Details |
| RRHB | Computed Reconstruction of RHOB (with | | | | Details |
| RRHO | Raw Density | | | | Details |
| RSAH | Shallow Attenuation Resistivity from 2 MHZ frequ. | | | | Details |
| RSH | Resistivity of Shale | | | | Details |
| RSH1 | Hires Raw SSW1 | | | | Details |
| RSH2 | Hires Raw SSW2 | | | | Details |
| RSH3 | Hires Raw SSW3 | | | | Details |
| RSH4 | Hires Raw SSW4 | | | | Details |
| RSH5 | Hires Raw SSW5 | | | | Details |
| RSHT | Ruwais Sulphur Handling Terminal | | | | Details |
| RSPH | Shallow Phase Resistivity from 2 MHZ frequ. | | | | Details |
| RTH1 | Raw Waveform First Echo Rise time (Fluid | | | | Details |
| RTHN | Minimum First Echo Rise Time (Fluid | | | | Details |
| RTHO | Raw Thorium Output | | | | Details |
| RTHV | Average First Echo Rise Time (Fluid | | | | Details |
| RTHX | Maximum First Echo Rise Time (Fluid | | | | Details |
| rthy | earthy | | | | Details |
| RTPH | DIT-E True Deep Resistivity | | | | Details |
| RWHF | Composite scan histogram | | | | Details |
| RXPH | DIT-E Flushed Zone Resistivity | | | | Details |
| S.THR. | Side Thruster | | | | Details |
| S1CH | HNGS Detector 1 High Voltage Control Loop | | | | Details |
| S1HV | HNGS Detector 1 High Voltage DAC Value | | | | Details |
| S1RH | Short Spacing 1 Density | | | | Details |
| S2CH | HNGS Detector 2 High Voltage Control Loop | | | | Details |
| S2HV | HNGS Detector 2 High Voltage DAC Value | | | | Details |
| S2RH | Short Spacing 2 Density | | | | Details |
| S7HL | SenTREE 7 Helical Latch | | | | Details |
| sach | saccharoidal | | | | Details |
| Sackloch | Rat hole | | | | Details |
| SADCOP-MAHRUKAT | Syrian Storing and Distributing Co., Petroleum Products Syria | | | | Details |
| SATSHEX | SATurdays, Sundays, Holidays Excepted | | | | Details |
| SATSHINC | SATurdays, Sundays, Holidays INCluded | | | | Details |
| Sawth | Sawtooth | | | | Details |
| SBH | Super Big Hole | | | | Details |
| SBH | Static Bottom Hole… | | | | Details |
| SBHF | Sigma Borehole Far detector | | | | Details |
| SBHF_SL | Sigma Borehole - Far Detector | | | | Details |
| SBHN | Sigma Borehole Near detector | | | | Details |
| SBHN_SL | Sigma Borehole - Near Detector | | | | Details |
| SBHP | static bottom hole pressure May also be called shut-in bottom hole pressure | | | | Details |
| SBHP | static bottom-hole pressure | | | | Details |
| SBHT | static bottom hole temperature | | | | Details |
| SBHT | BHTV Tool Status | | | | Details |
| scfh, | SCFH standard cubic feet per hour | | | | Details |
| sch | schedule | | | | Details |
| SCH | Perforating-Hyper Jet | | | | Details |
| SCH | Basic MSI C/O Log Analysis (CHES II®) | | | | Details |
| schem | schematic | | | | Details |
| SCHI | Spectral Chi-square | | | | Details |
| SCHL | Sum of Capture CL + H | | | | Details |
| Schl. | Schlumberger | | | | Details |
| Schl., | Sj Schlumberger | | | | Details |
| Schleuse | Lubricator for running | | | | Details |
| SCHLL | Schlumberger Log also SCHLO, SCHLU | | | | Details |
| Schlucksonde | Schluckbohrung | Disposal well, | | | Details |
| Schnittteufe | Cut window depth | | | | Details |
| Scholle | Block (a compartment of reservoir) Geology, | | | | Details |
| sd & sh | sand and shale | | | | Details |
| SD/H | stand per hour | | | | Details |
| SDH | Surface data hub | | | | Details |
| SDHC | Secure Digital High Capacity | | | | Details |
| SDPBH | SDP Bottom Hole Pressure Report | | | | Details |
| SDPH | Secondary Density Porosity | | | | Details |
| SDRH | Secondary Delta-RHO | | | | Details |
| SEDHI | Sedimentary History | | | | Details |
| SELFDISCH | SelfDischarger | | | | Details |
| SEMYBH | SapuraOMV Upstream (Malaysia) Inc. | | | | Details |
| SESABH | SapuraOMV Upstream (Southeast Asia) Inc. | | | | Details |
| SGHG | Strain Gauge High Gain | | | | Details |
| SGHO | Strain Gauge High Offset | | | | Details |
| SGHY | Sigma Hydrocarbon Channel | | | | Details |
| SH | Sarmathorizont (Geological Horizon in Austria) | | | | Details |
| SH | Shareholders | | | | Details |
| SH | Shareholder | | | | Details |
| SH | ST. HELENA | | | | Details |
| SH | substructure height | | | | Details |
| sh | shale | | | | Details |
| sh | sheet | | | | Details |
| SH | Saarberg Handel GmbH Germany | | | | Details |
| SH | Steam Hammer (same as Thermal Water Hammer) same phenomena as water hammer | | | | Details |
| SH | See Höhe | see level | | | Details |
| SH | Shale | | | | Details |
| SH1R | Stage HP Additive #1 Flowrate | | | | Details |
| SH2R | Stage HP Additive #2 Flowrate | | | | Details |
| SH3R | Stage HP Additive #3 Flowrate | | | | Details |
| SH4R | Stage HP Additive #4 Flowrate | | | | Details |
| SHA | Sensor Harness Assembly | | | | Details |
| SHA | Shareholders Agreement | | | | Details |
| SHA | Shallow | | | | Details |
| SHA | Sharpness of HDT Curves (Synthetic Log | | | | Details |
| SHAL | Shallow Resistivity | | | | Details |
| Shan | Shannon | | | | Details |
| SHARP | Slim Hole Retrievable MWD Tool | | | | Details |
| Sharq | Eastern Petrochemical Company | | | | Details |
| SHARQ | Eastern Petrochemical Co. Saudi Arabia | | | | Details |
| SHC1 | Stack Catalogue 1 For DSAB | | | | Details |
| SHC2 | Stack Catalogue 2 For DSAB | | | | Details |
| SHC3 | Stack Catalogue 3 For DSAB | | | | Details |
| SHC4 | Stack Catalogue 4 For DSAB | | | | Details |
| SHC5 | Stack Catalogue 5 For DSAB | | | | Details |
| SHCKLEVL | Shock_Level | | | | Details |
| SHCKRATE | Shock_Rate | | | | Details |
| SHDB | Stakeholder Database | | | | Details |
| SHDD_SLDT | SLDT Short Spacing HV DAC Diagnostic | | | | Details |
| SHDP | slim-hole drillpipe | | | | Details |
| SHDR | Drift at Shot or Knee | | | | Details |
| SHDT | SHDT Log | | | | Details |
| SHDT | Stratigraphic High resolution Dipmeter Tool | | | | Details |
| SHDT | Dual Dipmeter | | | | Details |
| SHDT | Four-Arm Caliber Log | | | | Details |
| SHDT | Inclinometer Survey Directional | | | | Details |
| SHDT | Stratigraphic High-Resolution Dipmeter Log | | | | Details |
| SHDW | Tool Status | | | | Details |
| SHE | Safety Health Environment (an alternative name for HSSE) | | | | Details |
| SHE | Coherent Shear Energy | | | | Details |
| SHE | Safety, Health and the Environment | | | | Details |
| SHEAR_STRN | Shear Strength | | | | Details |
| SHEL | Shelly Rocks Facies | | | | Details |
| SHELL | Royal Dutch/Shell Group Netherlands/UK | | | | Details |
| SHELL IS | Shell Internal Standard | | | | Details |
| SHEX | Sundays, Holidays EXcepted | | | | Details |
| SHF | Saturation Height Function | | | | Details |
| SHFF_SLDT | SLDT Short Spacing HV Form Factor | | | | Details |
| SHFV | Vertical shift in logs | | | | Details |
| SHGR | Shale zone indicator | | | | Details |
| SHHP | Stage Hydraulic Horsepower | | | | Details |
| SHI | Samsung Heavy Industries | | | | Details |
| SHIF | Shift From Least Squares Fit Used To | | | | Details |
| Shin | Shinarump | | | | Details |
| SHINC | Sundays, Holidays Included | | | | Details |
| SHKD | Statistical Uncertainty in Dry Weight | | | | Details |
| shkr | shaker | | | | Details |
| SHKR | Maximum shock rate encountered this record UNKNOWN | | | | Details |
| SHKW | Statistical Uncertainty in Wet Weight | | | | Details |
| SHKX | Transverse shocks | | | | Details |
| SHKZ | Axial shocks | | | | Details |
| shl | shells | | | | Details |
| shld | shoulder | | | | Details |
| shls | shells | | | | Details |
| SHLS_SLDT | SLDT Short Spacing HV Loop Status | | | | Details |
| SHLT | shelter | | | | Details |
| shly | shaley | | | | Details |
| shly | shaly | | | | Details |
| SHM | solar heat medium | | | | Details |
| SHMO_SLDT | SLDT Short Spacing HV Monitor | | | | Details |
| SHN | ST. HELENA | | | | Details |
| shn | sheen | | | | Details |
| SHNG | HNGS Acquisition Status Word | | | | Details |
| SHNZ | AGS Acquisition Status Word | | | | Details |
| SHO | Stab and Hinge Over | | | | Details |
| SHOCK | Shcok Log | | | | Details |
| SHOS | Shot State | | | | Details |
| SHOT | Shot number | | | | Details |
| SHOWL | Show Log | | | | Details |
| shp | shaft horsepower | | | | Details |
| SHP | St. Helena Pound | | | | Details |
| SHP | St. Helena pound | | | | Details |
| shp(g) | ship(ping) | | | | Details |
| SHPR | Shoe Pressure | | | | Details |
| shpt | shipment | | | | Details |
| SHR | Shrinkage | | | | Details |
| shr | shear | | | | Details |
| SHR | Shear | | | | Details |
| SHR | Effective Residual Hydrocarbon Saturation | | | | Details |
| SHRC_SLDT | SLDT Short Spacing HV Reference Channel | | | | Details |
| SHRINKAGE | Percentage of oil volume reduction | | | | Details |
| SHRK | Shrinkage factor | | | | Details |
| SHRP | Sharpness | | | | Details |
| SHRT | Shrinkage Temperature | | | | Details |
| SHRV | Single-shot Hydraulic Reversing Valve | | | | Details |
| SHSC | APS Statistical Uncertainty in Array | | | | Details |
| SHSP_SLDT | SLDT Short Spacing HV Set Point | | | | Details |
| SHSW | HNGS Command Status Word | | | | Details |
| SHSZ | ECSC SLM Hardware Status | | | | Details |
| SHT | straight-hole test | | | | Details |
| SHTG | sheeting | | | | Details |
| SHTG | shortage | | | | Details |
| shthg | sheathing | | | | Details |
| SHTM | Shot time (WST) | | | | Details |
| SHVD | Short Spacing Downhole High Voltage CCS | | | | Details |
| SHVL | LDS Long-Spaced High Voltage Control Loop | | | | Details |
| SHVS | LDS Short-Spaced HV Control Loop Status | | | | Details |
| SHWS | NPLC SLM Hardware Status | | | | Details |
| SHXC | Corrected magnetic X-axis reading | | | | Details |
| shy | shaly | | | | Details |
| SHY | Hydrocarbon Saturation | | | | Details |
| SHYA | Hydrocarbon Concentration Apparent | | | | Details |
| SHYC | Corrected magnetic Y-axis reading | | | | Details |
| SHYD | Hydrocarbon_Saturation | | | | Details |
| SHZC | Corrected magnetic Z-axis reading | | | | Details |
| SHZW | AGS Command Status Word | | | | Details |
| SIBH | Sigma Borehole Corrected | | | | Details |
| SIBHP | Shut-In Bottom Hole Pressure | | | | Details |
| SIBHP | shut in bottom hole pressure | | | | Details |
| SIBHP | shutin bottom-hole pressure | | | | Details |
| SIBH_R2P | RST TDTP-Equivalent Sigma Borehole | | | | Details |
| SIBH_SL | Sigma Borehole Corrected | | | | Details |
| SIH | started in hole | | | | Details |
| SIHA | Sigma Hydrocarbon Apparent | | | | Details |
| Siph. | d. Siphonina davisi | | | | Details |
| SITHP | Shut In Tubing Hanger/Head Pressure (another term for CITHP) | | | | Details |
| SITHP | Shut-In Tubing Hanger Pressure | | | | Details |
| SITHP | shut in tubing head pressure | | | | Details |
| SIWHP | Shut In Well Head Pressure | | | | Details |
| SIWHP | Shut-In Well Head Pressure | | | | Details |
| SIWHP | shutin wellhead pressure | | | | Details |
| SMFH | Safety Mechanical Firing Head (CNLC firing head maybe also Haliburton) | | | | Details |
| SMHD | HNGS Spectral Message Header | | | | Details |
| SMHZ | AGS Spectral Message Header | | | | Details |
| Smithw | Smithwick | | | | Details |
| smth | smooth | | | | Details |
| SNH | Societe Nationale des Hydrocarbures Cameroon | | | | Details |
| SNRH | Standard Deviation NRHO | | | | Details |
| SOH | shot open hole | | | | Details |
| SOH | started out of hole | | | | Details |
| SOH | With Openhole Data Included | | | | Details |
| SOHIC | Stress-oriented Hydrogen-induced Cracking | | | | Details |
| SOHIC | Stress Oriented Hydrogen Induced Cracking | | | | Details |
| SOHIO | Standard Oil Co. of Ohio | | | | Details |
| SOHO | Small Office/Home Office | | | | Details |
| SONATRACH | Entreprise Nationale Sonatrach Algeria | | | | Details |
| SOOH | started out of hole | | | | Details |
| SOOH | strapped out of hole | | | | Details |
| sp ht | specific heat | | | | Details |
| SPH | SPH Log | | | | Details |
| SPH | Spherical | | | | Details |
| SPH | Spherical Log | | | | Details |
| sph | spherules | | | | Details |
| SPH | Perforating-Hyper Scallop | | | | Details |
| SPH | spherically focused | | | | Details |
| Sphaer | Sphaerodina | | | | Details |
| sphal | sphalerite | | | | Details |
| SPHASE | Signal Phase | | | | Details |
| SPHASE_SL | Signal Phase - Station Log | | | | Details |
| SPHD | Standard Deviation PHND | | | | Details |
| SPHI | Sonic Porosity | | | | Details |
| spl cham | sample chamber | | | | Details |
| SPWH | SP Wellhead - Housing | | | | Details |
| SRHB | Standard Deviation RHOB | | | | Details |
| SRHO | Secondary Bulk Density (RHO Star) | | | | Details |
| SRHS3 | LDS Statistical Uncertainty in | | | | Details |
| SRHS4 | LDS Statistical Uncertainty in | | | | Details |
| SSH | Surface Shot | | | | Details |
| SSHEX | Saturdays, Sundays, Holidays EXcepted | | | | Details |
| SSHINC | Saturdays, Sundays, Holidays INCluded | | | | Details |
| SSHV | High Voltage Output for SS Loop | | | | Details |
| SSHX | High Voltage On The Near Detector For | | | | Details |
| SSRH | Short Spacing Bulk Density | | | | Details |
| SSSP_SLDT_HR | SLDT High Resolution Short Spacing | | | | Details |
| Steigrohr | Tubing | Tubing | | | Details |
| STETHO | Stethoscope | | | | Details |
| SteuSchl | Steuerschlüssel | | | | Details |
| STH | sidetracked hole | | | | Details |
| STH | Static Tubing Head… | | | | Details |
| STH | Shot Time Hour | | | | Details |
| STHC | APS Standoff Porosity Hole Size Correction Porosity_Correction | | | | Details |
| STHD | Statistical Uncertainty in Dry Weight | | | | Details |
| STHP | Static Tubing Head Pressure | | | | Details |
| STHS | FMT Break Off (PVT) Sample Tanks (H2S) | | | | Details |
| STHW | Statistical Uncertainty in Wet Weight | | | | Details |
| STm3/h | Standard cubic meter per hour | | | | Details |
| STPH | APS Standoff Porosity | | | | Details |
| STRH | Pipe Stretch | | | | Details |
| STROH | strap out of hole | | | | Details |
| STSH | String Shot | | | | Details |
| SWH | Static Well Head… | | | | Details |
| SWHE | Spiral Wound Heat Exchanger | | | | Details |
| SWHP | Static Well Head Pressure | | | | Details |
| SYNTH | synthesis | | | | Details |
| TACH | tachometer | | | | Details |
| TACH | Tachometer | | | | Details |
| Tahseen | National Fuel Additive Company | | | | Details |
| TBH | To Be Honest | | | | Details |
| TCH | Temperature Calibration High | | | | Details |
| TCH_SL | Temperature Calibration High - Station Log None | | | | Details |
| TCSH | Thru Tubing Caliper Shift (PLT) | | | | Details |
| TDH | Total Dynamic Head (factor related to pumps) | | | | Details |
| TDH | total dynamic head | | | | Details |
| tech | technical, technician | | | | Details |
| TECHINT | Compania Technica Internacional Brazil | | | | Details |
| Technical | Information Service | | | | Details |
| tgh | tough | | | | Details |
| TH | Tubing Hanger | | | | Details |
| TH | Tortonhorizont (Geological Horizon in Austria) | | | | Details |
| TH | THAILAND | | | | Details |
| th | thence | | | | Details |
| TH | tight hole | | | | Details |
| th | thermisch (temperature ) to define the cement top by running of Temperature log | | | | Details |
| TH | Thorium | | | | Details |
| TH | Thorium_Concentration | | | | Details |
| TH | Root Mean Square of Hy, Hz | | | | Details |
| TH1A | Time Of High Calibration V/F Channel 1 | | | | Details |
| TH2A | Time Of High Calibration V/F Channel 2/1 | | | | Details |
| TH3A | Time Of High Calibration V/F Channel 3 | | | | Details |
| TH4A | Time Of High Calibration V/F Channel 4 | | | | Details |
| TH5A | Time Of High Calibration V/F Channel 2/2 | | | | Details |
| THA | THAILAND | | | | Details |
| THABS_PS | Counter of Absented-out Thicknesses | | | | Details |
| THAI | Toe-to-Heel Air Injection | | | | Details |
| THAI | toe to heel air injection | | | | Details |
| THAV | Thickness Average Value | | | | Details |
| THAV_PS | Average Thickness of Casing (corrosion | | | | Details |
| THAV_RF | Average of Unflagged Casing Thickness | | | | Details |
| Thay | Thaynes | | | | Details |
| THB | Thai Baht | | | | Details |
| THBC | Corrected Casing Thickness | | | | Details |
| THBF | Filtered Casing Thickness minus average | | | | Details |
| THBK | Casing Thickness Normalized | | | | Details |
| THBM | Thickness of reference plate | | | | Details |
| THC | TerminalHandling Cost | | | | Details |
| THC | total hydrocarbons | | | | Details |
| THC | top hole choke | | | | Details |
| THCK | Casing Thickness | | | | Details |
| THD | thermal hydrodealkylation | | | | Details |
| thd | thread, threaded | | | | Details |
| THE | Tubing Handling Equipment | | | | Details |
| Ther | Thermopolis | | | | Details |
| THERM | Thermometer Log | | | | Details |
| Therm | a measure of heat content, where one therm = 100,000 btus | | | | Details |
| therm | thermometer | | | | Details |
| therm | ckr thermal crack | | | | Details |
| THERMATEK | See TARSS | | | | Details |
| therst | thermostat | | | | Details |
| THF | Tubing Head Flange | | | | Details |
| THF | tubinghead flange | | | | Details |
| THFL | Thickness flag | | | | Details |
| THFP | top hole flow pressure | | | | Details |
| THI | threshold hydrate inhibitor | | | | Details |
| Thief | to remove a sample from a tank for analysis | | | | Details |
| thin film | Type of epoxy coating for pipeline coating rather than threading or welding | | | | Details |
| thk | thick, thickness | | | | Details |
| THK | Thickness | | | | Details |
| THKD | Total Hook Load | | | | Details |
| THLD | Threshholding | | | | Details |
| THMN | Thickness Minimum Value | | | | Details |
| THMN_RF | Minimum of Unflagged Casing Thickness | | | | Details |
| THMX | Thickness Maximum Value | | | | Details |
| THMX_RF | Maximum of Unflagged Casing Thickness | | | | Details |
| thn | thin | | | | Details |
| THNO | Nominal Casing Thickness | | | | Details |
| THOC | Thorium (TH) Count Rate Output | | | | Details |
| THOLD | Threshold | | | | Details |
| THOR | Thorium Concentration | | | | Details |
| THOR | Thorium (Petro Standardlog) | | | | Details |
| THOR | Thorium Concentration | | | | Details |
| THOU | Thorium (TH) Uncertainty Output | | | | Details |
| THP | Tubing Head Pressure | | | | Details |
| THP | Tubing Hanger Pressure (pressure in the production tubing as measured at the tubing hanger) | | | | Details |
| THPD | THP Dynamic psi | | | | Details |
| THPG | Tens Digit of HP Gauge Pressure | | | | Details |
| THPN | Minimum Thickness for Downhole Processing | | | | Details |
| THPS | THP Static psi | | | | Details |
| THPX | Maximum Thickness for Downhole Processing | | | | Details |
| THR | THRuster | | | | Details |
| thrling | throttling | | | | Details |
| thrm | thermal | | | | Details |
| Throw | a fault’s vertical displacement | | | | Details |
| THRT | Tubing Hanger Running Tool | | | | Details |
| thru | through | | | | Details |
| THS | Tubing Head Spool (see comment!) | | | | Details |
| THS | Tubing Head Spool | | | | Details |
| THS | tubing hanger setting | | | | Details |
| THSE | Technical HSE | | | | Details |
| THSIP | Tubing Head Shut-in Pressure | | | | Details |
| THSIT | Tubing Head Shut-in Temperature | | | | Details |
| THT | tubing head temperature | | | | Details |
| THT | THT High Voltage Output | | | | Details |
| THT1 | Thickness Transducer 1 | | | | Details |
| THT2 | Thickness Transducer 2 | | | | Details |
| THT3 | Thickness Transducer 3 | | | | Details |
| THT4 | Thickness Transducer 4 | | | | Details |
| THT5 | Thickness Transducer 5 | | | | Details |
| THT6 | Thickness Transducer 6 | | | | Details |
| THT7 | Thickness Transducer 8 | | | | Details |
| THT8 | Thickness Transducer 8 | | | | Details |
| THUMS | A combine: Texaco, Inc., Humble Oil & Refining Co., Union Oil Co. of California, Mobil Oil Corp., and Shell Oil Co. | | | | Details |
| Thur | Thurman | | | | Details |
| THV | Measurement of Downhole +200V Bus | | | | Details |
| TIH | Trip in Hole | | | | Details |
| TIH | Trip Into Hole | | | | Details |
| TLH | top of liner hanger | | | | Details |
| TNPH | Alpha-corrected Neutron porosity | | | | Details |
| TNPH | Thermal Neutron Porosity (Ratio Method) in Thermal_Neutron_Porosity | | | | Details |
| TOH | Trip Out Of Hole | | | | Details |
| Tohm | teraohm | | | | Details |
| Tongehalt | Clay content | | | | Details |
| TOOH | Trip Out Of Hole | | | | Details |
| TOOH | trip out of the hole | | | | Details |
| TOTH | Tool H magnitude | | | | Details |
| TPH | Total Petroleum Hydrocarbons | | | | Details |
| TPH | total petroleum hydrocarbon | | | | Details |
| TPHC | TDT Countrate Porosity | | | | Details |
| TPHI | Near/Far Capture Ratio Porosity | | | | Details |
| TPHI_DIAG | RST Input Porosity Diagnostic | | | | Details |
| TPHI_R2P | RST TDTP-Equivalent Near/Far Capture Ratio Porosity | | | | Details |
| TPHI_SIG | RST Near/Far Capture Ratio Porosity | | | | Details |
| TPHI_SL | Thermal Decay Porosity | | | | Details |
| trgh | trough | | | | Details |
| TSHK | Total shocks over some threshold this run | | | | Details |
| TTH | Thorium Theoretical - Global | | | | Details |
| TVDAHD | True Vertical Depth referenced to Australian Height Datum | | | | Details |
| TVH | True Vertical Height | | | | Details |
| TWh | terawatt/hours | | | | Details |
| TWH | Thermal Water Hammer (same as steam Hammer) same phenomena as water hammer | | | | Details |
| UAH | Ukraine Hryvnia | | | | Details |
| überschubrohre | Pipeline protection lining | Pipeline protection lining | | | Details |
| UBHI | Unique Bohr Hole Index | | | | Details |
| UBHO | Universal Bottom Hole Orientation (sub) | | | | Details |
| UBHO | Universal Bottom Hole Assembly | | | | Details |
| UCH | use customer’s hose | | | | Details |
| UCHD | Uncalibrated Hole Diameter | | | | Details |
| uH | microhenry | | | | Details |
| uH/m | microhenry per meter | | | | Details |
| UHF | Ultra High Frequency | | | | Details |
| UHF | ultra-high frequency | | | | Details |
| UHS | Upper Hand Side | | | | Details |
| UHTT | Histogram of First Echo Transit Time | | | | Details |
| UHZ | microhertz | | | | Details |
| uHz | microhertz | | | | Details |
| UMHO | micromho | | | | Details |
| UNHCR | United Nations High Commission on Refugees | | | | Details |
| UOHM | microhm | | | | Details |
| uohm | microhm | | | | Details |
| uohm/ft | microhm per foot | | | | Details |
| uohm/m | microhm per meter | | | | Details |
| UPRH | Uncorrected PTS RHO | | | | Details |
| USECHH | Use and Standard of Exposure of Chemicals Hazardous to Health | | | | Details |
| USH | Untere Sarmat (Geological formation in Austria) | | | | Details |
| UTH | Umbilical Termination Head | | | | Details |
| UTH | UnterTorton Horizont | lower Torton horizon | | | Details |
| v-HOCM | very heavily oil-cut mud | | | | Details |
| V1H | Voltage 1 High | | | | Details |
| V2H | Voltage 2 High | | | | Details |
| V3H | Voltage 3 High | | | | Details |
| V4H | Voltage 4 High | | | | Details |
| Vanh | Volume of Anhydrite relative to total Volume | | | | Details |
| VANH | Volume of Anhydrite Relative to Total | | | | Details |
| VANHYD | Anhydrite_Volume_Fraction | | | | Details |
| VCHD | Volume of Clay Computed from the | | | | Details |
| VEH | van Everdingen-Hurst | | | | Details |
| VH | Volume of Hydrocarbon | | | | Details |
| VHAL | Volume Of Halite Relative to Total Volume | | | | Details |
| VHALITE | Halite_Volume_Fraction | | | | Details |
| VHAP | Volatile Hazardous Air Pollutant | | | | Details |
| VHF | Very High Frequency | | | | Details |
| VHGCM | very heavily (highly) gas cut mud | | | | Details |
| VHGCM | very heavily(highly) gas-cut mud | | | | Details |
| VHGCSW | very heavily (highly) has cut salt water | | | | Details |
| VHGCSW | very heavily(highly) gas-cut salt water | | | | Details |
| VHGCW | very heavily (highly) gas cut water | | | | Details |
| VHGCW | very heavily(highly) gas-cut water | | | | Details |
| VHO&GCM | very_ heavily (highly) oil & gas cut mud | | | | Details |
| VHO&GCM | very heavily(highly) oil and gas-cut mud | | | | Details |
| VHO&GCSW | very_ heavily (highly) oil & gas cut salt water | | | | Details |
| VHO&GCSW | very heavily(highly) oil and | | | | Details |
| VHO&GCW | very heavily (highly) oil & gas cut water | | | | Details |
| VHO&GCW | very heavily(highly) oil and gas-cut water | | | | Details |
| VHOCM | very heavily (highly) oil cut mud | | | | Details |
| VHOCM | very heavily(highly) oil-cut mud | | | | Details |
| VHOCSW | very heavily (highly) oil cut salt water | | | | Details |
| VHOCSW | very heavily(highly) oil-cut salt water | | | | Details |
| VHOCW | very heavily (highly) oil cut water | | | | Details |
| VHOCW | very heavily(highly) oil-cut water | | | | Details |
| VHR | Versa Trieve packer | Halliburton Production packer | | | Details |
| VMH | Movable Hydrocarbon Content | | | | Details |
| VMHY | Volume of Moved Hydrocarbon Relative to Total Volume | | | | Details |
| VMHY | Volume of Moved Hydrocarbon Relative to | | | | Details |
| VOH | Voltage Offset High | | | | Details |
| VPSHR | Voluntary Principles on Security and Human Rights | | | | Details |
| VRH | Voltage Reference High | | | | Details |
| VRTH | Z System Pipe/Air Voltage Magnitude Ratio | | | | Details |
| Vsh | V Shale | | | | Details |
| VSH | Volume of Shale | | | | Details |
| VSHA | Volume of Shale Apparent | | | | Details |
| VSHALE | Shale_Volume_Fraction | | | | Details |
| VTH | Voltage Total Current High | | | | Details |
| VUHY | Undistd Zone Volume Fraction Hydrocarbon | | | | Details |
| VXHY | Flushed Zone Volume Fraction Hydrocarbon | | | | Details |
| w shd | washed | | | | Details |
| w-hr | watt-hour | | | | Details |
| W1HN | H P Noise in Frequency Window 1 | | | | Details |
| W2H | AW2I/W2FP High Barycenter | | | | Details |
| W2HN | H P Noise in Frequency Window 2 | | | | Details |
| W3H | AW3I/W3FP High Barycenter | | | | Details |
| W3HN | H P Noise in Frequency Window 3 | | | | Details |
| W4HN | H P Noise in Frequency Window 4 | | | | Details |
| W5HN | H P Noise in Frequency Window 5 | | | | Details |
| W6HN | H P Noise in Frequency Window 6 | | | | Details |
| Wash | Washita | | | | Details |
| WBHP | Well Bottom Hole Pressure | | | | Details |
| WBHP | Well Bottom Hole Pressure | | | | Details |
| WBIH | went back in hole | | | | Details |
| WEIGHT_CP | Weights vs. Confining Pressure | | | | Details |
| WELLHEAD_TEMP | Wellhead Temperature | | | | Details |
| WFH | Work From Home | | | | Details |
| WFSH | Warning Flag for Shear | | | | Details |
| WGHT | Weight to be applied at each level | | | | Details |
| WH | Well History | | | | Details |
| WH | Western Hemisphere | | | | Details |
| Wh | White | | | | Details |
| WH | Well Head | | | | Details |
| WH | wellhead | | | | Details |
| Wh | Dol white dolomite | | | | Details |
| WH | Water Hammer | | | | Details |
| WH | Warehouse | Lager | | | Details |
| WH | Weight of Hydrocarbon (Phi * Shr * | | | | Details |
| WH | Warehouse | Warenlager | | | Details |
| Wh Sd | white sand | | | | Details |
| WHC | Well Head Compressor | | | | Details |
| WHCIP | Wellhead Closing-in Pressure | | | | Details |
| WHCP | Well Head Control Panel | | | | Details |
| WHE | Well Head Equipment | | | | Details |
| WHF | Well Head Facilities | | | | Details |
| WHFP | Well Head Flowing Pressure | | | | Details |
| WHI | Water Holdup Indicator | | | | Details |
| WHIG | Whitehouse Gauge | | | | Details |
| WHIP | wellhead injection pressure | | | | Details |
| whip | whipstick | | | | Details |
| WHIT | Well Head Isolation Tool | | | | Details |
| WHK | Well Head Kompressor | | | | Details |
| WHL | wheel | | | | Details |
| WHM | Wellhead Maintenance | | | | Details |
| WHMIS | Workplace Hazardous Materials Information System (see comment) | | | | Details |
| WHO | World Health Organization | | | | Details |
| WHP | Well Head Pressure | | | | Details |
| WHP | Wellhead Pressure | | | | Details |
| WHP | Well-head Pressure | | | | Details |
| WHP | Wellhead Pressure | | | | Details |
| WHP | Well Head Platform | | | | Details |
| WHP | Wellhead Platform | | | | Details |
| WHRU | Waste Heat Recovery Unit | | | | Details |
| WHS | Wellhead Sampling | | | | Details |
| whse | warehouse | | | | Details |
| WHSIP | Wellhead Shut-In Pressure | | | | Details |
| whsle | wholesale | | | | Details |
| WHSR | Wellhead-Surface Reference Potential | | | | Details |
| WHT | Well Head Temperature | | | | Details |
| WHT | wellhead temperature | | | | Details |
| wht | white | | | | Details |
| WHT | Withholding Tax | | | | Details |
| WHT | WellHead Tower (production tower especially for shallow marin wells) | | | | Details |
| WHT | Wellhead Tower | | | | Details |
| WHTEMP | Well Head Tempr | | | | Details |
| WHU | Well Hook Up | | | | Details |
| WHW | Well head work | | | | Details |
| Wich | Alb Wichita Albany | | | | Details |
| Wich | Wichita | | | | Details |
| WIH | Wash In Hole | | | | Details |
| WIH | water in hole | | | | Details |
| WLTOHC | WaterLine-TO-HatchCoaming (distance) | | | | Details |
| WOH | Weight On Hook | | | | Details |
| WPH | well pulling hoist | | | | Details |
| WRHO | Water Density | | | | Details |
| wsh | wash | | | | Details |
| wshg | washing | | | | Details |
| WSHT | Well Shoot | | | | Details |
| WTFH | What the Freaking Heck | | | | Details |
| WTH/PRF | weatherproof | | | | Details |
| WTHP | Well Tubing Head Pressure | | | | Details |
| wthr(d) | weather(ed) | | | | Details |
| WTHT | Theoretical WWTH Log | | | | Details |
| wtr.cush | water cushion | | | | Details |
| WWTH | Wet Weight Percent Thorium | | | | Details |
| X-hvy | extra heavy | | | | Details |
| XEH | Extra Entry Hole | | | | Details |
| XH | HOWLAND ISLAND | | | | Details |
| XHGR | extra-heavy grade pipe | | | | Details |
| XHO | HOWLAND ISLAND | | | | Details |
| XHPF | Cross Well Downhole High Pass Frequency | | | | Details |
| xHPHT | ultra high pressure high temperature | | | | Details |
| xhy | Extra Heavy - pipe about 50% thicker than standard (=sch. 80 for 1/8-8") | | | | Details |
| XMT/XT/HXT | XMas Tree (Christmas Tree, the valve assembly on a production well-head) | | | | Details |
| XPHLOC | Crossplot Selection for XPHI | | | | Details |
| XX-Hvy | double extra heavy | | | | Details |
| xxhy | Double Extra Heavy - twice as thick as xhy for 1/2-6" | | | | Details |
| YH | Heavy phase Holdup | | | | Details |
| YTHO | Y Thorium Signal | | | | Details |
| z.H. | zu Händen | for the attention of | | | Details |
| z.H.v. | zu Händen von | for the attention of | | | Details |
| z.hd. | zu Händen | for the attention of | | | Details |
| z.hdn. | zu Händen | for the attention of | | | Details |
| Z1CH | AGS Detector 1 High Voltage Control Loop | | | | Details |
| Z1HR | AGS Detector 1 Downhole Total Countrate | | | | Details |
| Z1HV | AGS Detector 1 High Voltage DAC Value | | | | Details |
| Z2CH | AGS Detector 2 High Voltage Control Loop | | | | Details |
| Z2HR | AGS Detector 2 Downhole Total Countrate | | | | Details |
| Z2HV | AGS Detector 2 High Voltage DAC Value | | | | Details |
| ZH | zu Händen | for the attention of | | | Details |
| ZHI | al-Zamil Heavy Industries | | | | Details |
| zhv | zu Händen von | for the attention of | | | Details |
| ZSHA | Curve Driving Litho-Shading(S) Associated | | | | Details |
| ZVMH | HALS M1-A0* Monitoring Voltage | | | | Details |
