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and the ranges of properties in the table are only tentatively define the category based on the industry statistics and conventions, which vary over history and locations. |
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Petroleum Industry / Upstream / Subsurface E&P Disciplines / Petroleum Geology / Petroleum Reservoir / Hydrocarbon Reserves
[ Russian Reserves Categories ]
https://www.spe.org/industry/reserves.php
https://www.spe.org/industry/docs/GuidelinesEvaluationReservesResources_2001.pdf
https://www.spe.org/industry/docs/PRMS-Guide-for-Non-Technical-Users-2007.pdf