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Oil & gas

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

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Oil & gas > Oilfield

dry bed

Oil & gas; Oilfield

A hygroscopic solid such as silica gel, calcium chloride (CaCl 2 ) or other materials used in dry-bed dehydrators to absorb water and water vapor from a gas stream.

conceptual model

Oil & gas; Oilfield

A hypothetical model characterizing strata, generally strata deposited in one or a related set of environments. Conceptual models usually incorporate rules about possible ...

flag joint

Oil & gas; Oilfield

A joint of tubing or casing included in the string at a known position to provide a reference point for further operations. A short pup joint that registers clearly in a collar ...

liquid desiccant

Oil & gas; Oilfield

A hygroscopic liquid used to remove water and water vapor from a gas stream. Some liquid desiccants are glycols (diethylene, triethylene and tetraethylene), which are substances ...

frac pump

Oil & gas; Oilfield

A high-pressure, high-volume pump used in hydraulic fracturing treatments.

evaporation pit

Oil & gas; Oilfield

A hole dug to contain brine for disposal by evaporation. Some evaporation pits are lined with plastic or asphalt to keep water from filtering through and contaminating nearby ...

drainhole

Oil & gas; Oilfield

A hole or short conduit through which fluids can flow. In equipment applications, a drainhole is generally made to avoid the buildup of pressure within a nonpressure area, such as ...