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Increase Production Measure and Some Problems about Coal Seam Gas
Author(s): 
Pages: 33-35
Year: Issue:  12
Journal: Coal

Keyword:  煤层气增产水力压裂注气驱替多分支水平井;
Abstract: 煤层裂隙系统是煤层气运移的主要通道,但其连通性差、渗透率低,因此需进行增产改造.文章介绍了煤层气增产的水力压裂、注气驱替、多分支水平井、复合射孔压裂、采煤采气一体化、洞穴完井等几项措施,并对这些煤层气增产措施存在的问题进行了分析,指出了其技术研究的方向.
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