Hydrocarbon deposit with initial formation pressure below bubble point pressure and presence of Gas Cap.
Under depletion the petroleum reservoir tend to face gas cap Under depletion expansion if reservoir pressure is declining.
Saturated oil reservoirs are classified into two categories:
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Petroleum Industry / Upstream / Subsurface E&P Disciplines / Petroleum Geology / Petroleum Reservoir / Hydrocarbon reservoir / Field Study & Modelling Oil Reservoir
[ Hydrocarbon Reserves ][ Depletion ]