文章基本信息
- 标题：Study on Wellbore Stability of Shallow Sediments in Deepwater Drilling
- 作者：Zhang, Jun ; Ai, Chi ; Li, Yuwei 等
- 期刊名称：Open Petroleum Engineering Journal
- 印刷版ISSN：1874-8341
- 出版年度：2017
- 卷号：10
- 期号：1
- 出版社：Bentham open
- 摘要：Background:
The deepwater shallow formation has low fracture pressure and narrow safe window of mud density, which results in a high risk of wellbore instability in this kind of formation.
- 关键词：wellbore stability; borehole shrinkage rate; collapse pressure; excess pore pressure; fracture pressure.
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