发明名称 |
Dual sensor freepoint tool |
摘要 |
An apparatus and method of determining the point at which a tubular is stuck within another tubular or a wellbore by applying a tensile or torsional force to the stuck tubular and measuring the response of various locations within the tubular. In addition, the apparatus may be combined with a cutting tool to separate the free portion of the tubular from the stuck portion.
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申请公布号 |
US2005211429(A1) |
申请公布日期 |
2005.09.29 |
申请号 |
US20050052939 |
申请日期 |
2005.02.08 |
申请人 |
GRAY KEVIN L;ESTES JAMES D |
发明人 |
GRAY KEVIN L.;ESTES JAMES D. |
分类号 |
E21B29/00;E21B31/00;E21B47/09;(IPC1-7):E21B29/00 |
主分类号 |
E21B29/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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