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

spud

Oil & gas; Drilling

To start the well drilling process by removing rock, dirt and other sedimentary material with the drill bit.

To stop a well from flowing or having the ability to flow into the wellbore. Kill procedures typically involve circulating reservoir fluids out of the wellbore or pumping higher density mud into the ...

slip-and-cut

Oil & gas; Drilling

To replace the drilling line wrapped around the crown block and traveling block. As a precaution against drilling line failure due to fatigue, the work done by the drilling line is closely monitored ...

come out of the hole

Oil & gas; Drilling

To remove the drillstring from the wellbore.

circulate out

Oil & gas; Drilling

To pump the drilling fluid until a sample from the bottom of the hole reaches the surface. This is commonly performed when drilling has ceased so that the wellsite geologist may collect a cuttings ...

nipple up

Oil & gas; Drilling

To put together, connect parts and plumbing, or otherwise make ready for use. This term is usually reserved for the installation of a blowout preventer stack.

swab

Oil & gas; Drilling

To reduce pressure in a wellbore by moving pipe, wireline tools or rubber-cupped seals up the wellbore. If the pressure is reduced sufficiently, reservoir fluids may flow into the wellbore and ...