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oilfield

1. adj. [Geology]

Pertaining to an oil field, an accumulation, pool or group of pools of oil in the subsurface. An oil field consists of a reservoir in a shape that will trap hydrocarbons and that is covered by an impermeable or sealing rock. Typically, industry professionals use the term with an implied assumption of economic size.

See: accumulationfieldhydrocarbonoil poolreservoirsealtrap

2. adj. [Geology]

Pertaining to the surface area above a subsurface oil accumulation.

See: accumulationfieldhydrocarbonoil fieldoil poolreservoirseal

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