发明名称 |
Method and apparatus for retrieving an assembly from a wellbore |
摘要 |
A method and apparatus for retrieving an assembly having a whipstock and an anchor from a wellbore. A method of retrieving an assembly having a whipstock coupled to an anchor from a wellbore may comprise the steps of releasing the whipstock from the anchor in the wellbore, re-engaging the whipstock to the anchor, and retrieving the whipstock with the anchor from the wellbore. An apparatus for use in a wellbore may comprise a whipstock, a latch coupled to the whipstock, and an anchor operable to be selectively retrieved from the wellbore using the latch. |
申请公布号 |
EP2149671(A3) |
申请公布日期 |
2012.01.11 |
申请号 |
EP20090251922 |
申请日期 |
2009.08.03 |
申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
SOKOL, JONATHAN P.;MCINTIRE, SCOTT;STULBERG, MICHAEL |
分类号 |
E21B23/00;E21B7/08;E21B23/01 |
主分类号 |
E21B23/00 |
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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