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

roustabout

Oil & gas; Drilling

Any unskilled manual laborer on the rigsite. A roustabout may be part of the drilling contractor's employee workforce, or may be on location temporarily for special operations. Roustabouts are ...

Anything in the wellbore that is not supposed to be there. The term is usually reserved for small pieces of steel such as hand tools, small parts, bit nozzles, pieces of bits or other downhole tools, ...

pill

Oil & gas; Drilling

Any relatively small quantity (less than 200 bbl) of a special blend of drilling fluid to accomplish a specific task that the regular drilling fluid cannot perform. Examples include high-viscosity ...

nipple

Oil & gas; Drilling

Any short piece of pipe, especially if threaded at both ends with male threads.

connection

Oil & gas; Drilling

Any threaded or nonthreaded union or joint that connects two tubular components.

sub

Oil & gas; Drilling

Any small component of the drillstring, such as a short drill collar or a thread crossover.

reserve-mud pit

Oil & gas; Drilling

Any pit not part of the active (circulatory) system. The reserve pit may be used to store spare or waste mud, base oil or brine. In operations on land, the reserve pit is usually a plastic-lined, ...