可捞式桥塞分层压裂工艺试验

Drilling & Production Technology(2002)

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Abstract
长庆气田属低渗气田,上古气藏含有不同层系,需进行分层压裂改造才能投产.通过引进贝克休斯公司的可捞式桥塞工具,对长庆苏里格气田苏7井、苏16井分层压裂改造试验进行分析,认为该工具具有施工操作简单、可靠性高、作业时间短、施工作业对气层伤害小等优点.该工艺试验成果为国内分层改造的可靠性和有效性提供了一条技术思路.
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Key words
separate layer fracturing,ology testing,bridge
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