The main characteristics of Gunan 131 fault block oil reservoir in Gudao oilfield are deep burial, low permeability, difficult water injection, low recovery percent and low recovery efficiency.
孤岛油田孤南131断块油藏的主要特征是埋藏深、渗透率低、注水困难、采出程度低、采收率低。
Fault Block Wei 42-43 in Pucheng Oilfield belongs to a low porosity, low permeability heterogeneous reservoir, it is hard to be produced with conventional production scheme.
濮城油田卫42 - 43断块属于典型的低孔、低渗、非均质油藏，采取常规开发方案无法对其进行经济有效的开采。
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