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Drainable Oil = Profitable Oil Recovery + Non-profitable Oil Recovery
The Non-drainable profitable Oil Recovery is a result of deviation from the current Field Development Plan (FDP) or mistakes in FDP itself, for example, the overestimation of OR.The Drainable Oil is often split into Profitable Oil Recovery and non-profitable oil recoveryunderestimation of the wells productivity.
See Also
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Petroleum Industry / Upstream / Subsurface E&P Disciplines / Petroleum Geology / Oil In Place (OIP)/ Oil Reserves (OR) / Drainable Oil
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