Drilling

Drilling

Of or relating to the penetration of the Earth's surface in order to extract petroleum oil.

Industry: Oil & gas

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Drilling

high-pressure, high-temperature

Oil & gas; Drilling

Pertaining to wells that are hotter or higher pressure than most. The term came into use upon the release of the Cullen report on the Piper Alpha platform disaster in the UK sector of the North Sea, ...

seismic

Oil & gas; Drilling

Pertaining to waves of elastic energy, such as that transmitted by P-waves and S-waves, in the frequency range of approximately 1 to 100 Hz. Seismic energy is studied by scientists to interpret the ...

geometric

Oil & gas; Drilling

Pertaining to variation of the survey geometry while maintaining the frequency of electromagnetic surveying. In contrast, parametric pertains to keeping frequency the same while varying the geometry.

hydrophilic

Oil & gas; Drilling

Pertaining to an attraction for water by the surface of a material or a molecule. Clays and most other natural minerals used in drilling fluids, such as barite and hematite, are hydrophilic. They are ...

lipophilic

Oil & gas; Drilling

Pertaining to an attraction for oil by a surface of a material or a molecule. This term is applied to the oil-wetting behavior of treatment chemicals for oil muds. Lipophilic oil-mud additives are ...

alkaline

Oil & gas; Drilling

Pertaining to an aqueous solution, such as a water-base drilling fluid, which has more hydroxyl ions (OH - ) than hydrogen ions (H + ) and pH greater than 7.