发明名称 |
Compensator system for wellbore tubulars |
摘要 |
A new joint compensator and systems with it and methods of their use have been invented which, in one aspect, includes a compensator system for compensating for the weight of at least one joint, which is a wellbore tubular member, the compensating system for use below a wellbore apparatus, the wellbore apparatus for supporting the at least one joint, the compensation system having a joint compensator suspended below the wellbore apparatus and connected thereto for selectively compensating for the weight of the at least one joint, a lower elevator suspended below and interconnected with the joint compensator for releasably holding the at least one joint, and a wellbore elevator connected to the wellbore apparatus for selectively supporting the joint compensator and the at least one joint.
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申请公布号 |
US6056060(A) |
申请公布日期 |
2000.05.02 |
申请号 |
US19980076507 |
申请日期 |
1998.05.12 |
申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
ABRAHAMSEN, EGILL;ALBRIGHT, STEPHEN L.;HOLLINGSWORTH, JR., JIMMY L.;BEARB, JEAN D.;LEICHT, FREDERICK M.;HAYES, MICHAEL;BIRDWELL, JOHN;SPREIJ, LEENDERT |
分类号 |
B66C13/04;B66C13/08;E21B19/02;E21B19/06;E21B19/086;E21B19/16;F16C27/08;(IPC1-7):E21B15/00 |
主分类号 |
B66C13/04 |
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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