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

spinning line

Oil & gas; Drilling

Chain that is wrapped around a section of pipe and used to screw (or "spin up") the section into another section.

log sheets

Oil & gas; Drilling

Detailed operating records Normally containing written information regarding the operation as well as recorded data.

mud engineer, mud man

Oil & gas; Drilling

The service man in charge of maintaining the mud systems on a drilling rig to the specifications set out in the drilling program.

isopachous map

Oil & gas; Drilling

A geological map which gives the thickness of a particular stratum.

bubble cap

Oil & gas; Drilling

A covered hole in a tray of a fractionating column via which vapor bubbles upwards through the liquid in the tray.

compensators

Oil & gas; Drilling

Hydraulically operated equipment that compensates for the upward and downward motion (heave) of a floating rig or drill ship during drilling operations.

mouse hole

Oil & gas; Drilling

A shallow hole in the drilling floor near the drilling table in which the kelly joint and other stands of pipe are temporarily stored while making a connection, sometimes called the rat hole.