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Research and application of downhole rubber processing technology
Author(s):
DU Bingguo
,
LI Ruqiang
,
ZHENG Dangming
Pages:
122
-
124
Year:
2009
Issue:
4
Journal:
Oil Drilling & Production Technology
Keyword:
封隔器
;
胶皮滑脱
;
打捞工具
;
现场应用
;
Abstract:
胶皮落井给修井作业带来了诸多困难.原有的胶皮打捞工具针对性差,处理成功率低.分别针对大块胶皮、小胶皮和井筒炮眼内胶皮设计了胶皮捞筒、笔尖式胶皮抽吸筒和锯齿切割打捞器等3种专用打捞7-具及配套打捞工艺.2008年应用新工具进行了30口井的作业,一次打捞成功率达90%,比以前提高近30个百分点,而且缩短了施工周期,降低了作业成本,具有良好的推广前景.
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