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Study on the Formation Stages of Oil-gas Reservoirs in Puwei Subsag,Dongpu Sag
Pages: 257-262
Year: Issue:  3
Journal: Journal of Earch Sciences and Environment

Keyword:  成藏期饱和压力流体包裹体濮卫洼陷东濮凹陷;
Abstract: 综合利用断裂和圈闭发育史、油藏饱和压力、烃源岩主生排烃期、储层流体包裹体均一温度等方法对东濮凹陷濮卫洼陷油气成藏期进行了分析,并提出对于存在剥蚀厚度比较大的地区在利用饱和压力方法计算成藏期时应结合埋藏史.研究认为,该区主要为两期成藏,分别为古近纪末期和新近纪末期一第四纪,且东西两侧油气成藏期存在差异,东侧濮城地区两期成藏,在古近纪末期和新近纪末期一第四纪均发生油气充注成藏,而西侧卫城地区仅在古近纪...
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