Oil & gas

Oil & gas

Terms concerning oil and gas as a fossil fuel and natural resource.

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Oil & gas > Drilling

aluminum stearate

Oil & gas; Drilling

The salt of aluminum hydroxide and stearic acid (saturated C-18 fatty acid) with the formula Al(O 2 C 18 H 35 ) 3 . It is a grease-like solid. When mixed with oil (for example, ...

crushed zone

Oil & gas; Drilling

The rubblized rock just below the tooth of a rock bit. Rock in the crushed zone fails due to the high compressive stress placed on it by the bit tooth (in the case of a ...

rotary table

Oil & gas; Drilling

The revolving or spinning section of the drillfloor that provides power to turn the drillstring in a clockwise direction (as viewed from above). The rotary motion and power are ...

filter cake

Oil & gas; Drilling

The residue deposited on a permeable medium when a slurry, such as a drilling fluid, is forced against the medium under a pressure. Filtrate is the liquid that passes through the ...

company man

Oil & gas; Drilling

The representative of the oil company or operator on a drilling location. For land operations, the company man is responsible for operational issues on the location, including the ...

mud report

Oil & gas; Drilling

The report sheets filled out by the mud engineer at the wellsite on a daily basis. The mud report supplies results of tests performed several times per day as well as details ...