发明名称 |
TIE BACK FOR USE WITH EXPANDABLE TUBULARS |
摘要 |
The present invention provides apparatus and methods for completing a wellbo re using expandable tubulars. In one aspect, the invention includes a tubular member (200) with an expandable portion (205) at a lower end constructed and arranged to be expanded into contact with a previously expanded liner (150). At an upper end of the tubular is a polish bore receptacle (210) permitting the tubular to be tied back to the surface of the well with production tubin g (250). In another aspect, the invention provides a method of completing a we ll comprising expanding a liner top into a cased wellbore to hang the liner and , thereafter running a tubular member (200) into the wellbore.
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申请公布号 |
CA2445782(A1) |
申请公布日期 |
2003.01.03 |
申请号 |
CA20022445782 |
申请日期 |
2002.06.12 |
申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
MURRAY, MARK J.;TRAN, KAI;MAGUIRE, PATRICK;COON, ROBERT JOE;LAURITZEN, J. ERIC |
分类号 |
E21B23/01;E21B43/10;(IPC1-7):E21B43/10 |
主分类号 |
E21B23/01 |
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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