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Effect of Fault on Forming and Production of Heavy Oil Reservoir in Du 229 Faulted Block,Liaohe Basin
Author(s): 
Pages: 48-52
Year: Issue:  3
Journal: JOURNAL OF EARTH SCIENCES AND ENVIRONMENT

Keyword:  辽河盆地杜229断块超稠油油藏成藏水侵断层封闭性;
Abstract: 为了寻求解决辽河盆地杜229断块超稠油油藏在开采过程中水侵严重影响生产的问题,通过研究该区块构造演化史,分析了断层在超稠油成藏过程中的作用,认为该区块的边界断层对油气成藏起侧向封堵作用,后期小断层使油藏复杂化.根据水性分析和示踪剂监测资料,推断水侵的主要原因是部分断层的不封闭.建议在以后超稠油开发生产中,生产井段要距不封闭断层70m以上.
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