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Oil Reserves (OR) | Gas Reserves (GR) |
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( also called Recoverable Oil ) | ( also called Recoverable Gas ) |
including condensate from natural gas | including solution gas from oil |
The volumetric value of HCR in Hydrocarbon Reserves (HCR) in NTP conditions is given by STHCR:
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represented by two numbers: { Stock-Tank Oil Reserves (STOR) , Stock-Tank Gas Reserves(STGR) }
The percentage of recoverable Surface Tank Hydrocarbon Reserves (STHCR) taken from the total Surface Tank Hydrocarbon Initial In Place (STHCIIP) is called Estimated Ultimate Recovery Factor (EURF):
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