Part of total Hydrocarbon Initial In Place (HCIIP) (oil and natural gas ) in HCIP) in petroleum reservoir which can be recovered to the surface under specific FDP.
The volumetric value of Hydrocarbon In Place (HCIP) in NTP conditions is given by STHCIP:
The volumetric value of hydrocarbon reserves in NTP conditions is given by STHCIIP.
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