发明授权
- 专利标题： Diversion treatment method
- 专利标题（中）： 引水处理方法
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申请号： US09519064申请日： 2000-03-03
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公开(公告)号： US06367548B1公开(公告)日： 2002-04-09
- 发明人: Donald L. Purvis , David D. Cramer , David D. Smith , Douglas L. Walton
- 申请人： Donald L. Purvis , David D. Cramer , David D. Smith , Douglas L. Walton
- 主分类号： E21B4325
- IPC分类号： E21B4325
摘要：
Methods and compositions for stimulating multiple intervals in wells by diverting well treatment fluids into multiple intervals by alternately displacing diverting agent from the annulus into a subterranean formation and displacing treatment fluid from a tubing string into the subterranean formation.
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