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Reservoir

Subsurface, porous, permeable rock formation in which hydrocarbons are present.
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Reservoir Engineering Model

Used to predict reservoir behaviour during production to enable selection of ...
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Sandstone

A compacted sedimentary rock composed mainly of quartz or feldspar; a ...
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Secondary recovery

The extraction of additional crude oil, natural gas and related substances ...
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Sedimentary basin

Terrain consisting of superposed layers of rock formed from the deposition ...
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Seismic (analysis)

The seismic principle is to generate elastic waves methodically and study ...
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Solution gas

Natural gas that is found with crude oil in underground reservoirs. ...
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Sounding well

Hole for obtaining data concerning the characteristics of a field.
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Sour gas

Natural gas containing significant quantities of hydrogen sulfide.
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