Oilfield

Oilfield

Oilfield refers to a region with an abundance of oil wells extracting petroleum from below the ground.

Industry: Oil & gas

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Oilfield

Casing pressure

Oil & gas; Oilfield

A term used in well-control operations, typically during the drilling or workover phases of a well, to describe the pressure in the drillpipe or tubing annulus.

A temporary plugging agent comprising graded granules of salt that form a physical or hydraulic barrier. The different grain sizes are prepared as a slurry for placement, then allowed to settle into ...

Stabilised

Oil & gas; Oilfield

A term describing a flowing well when its rate of production through a given choke size remains constant, or in the case of a pumping well, when the fluid column within the well remains constant in ...

Expendable plug

Oil & gas; Oilfield

A temporary plug, inserted in the completion assembly before it is run, to enable pressure testing of the completed string. With the operation complete, the expendable plug can be pumped out of the ...

Lifting sub

Oil & gas; Oilfield

A short drillstring component that is temporarily connected to the top of a tool assembly that is to be lifted vertically, such as when running or retrieving a tool string. The external profile on ...

Net profits interest

Oil & gas; Oilfield

A share of net proceeds from production paid solely from the working interest owner鈥檚 share. It is sometimes granted in lieu of a royalty interest.

Net revenue interest

Oil & gas; Oilfield

A share of production after all burdens, such as royalty and overriding royalty, have been deducted from the working interest. It is the percentage of production that each party actually receives.