发明名称 |
Tubing expansion |
摘要 |
A tubing expansion device is adapted to be advanced axially, without rotation, through tubing to be expanded. The device comprises a body and a plurality of expansion members mounted on the body, the expansion members being independently radially movable. The expansion members may be rotatable, or may be non-rotating.
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申请公布号 |
US8075813(B2) |
申请公布日期 |
2011.12.13 |
申请号 |
US20060567108 |
申请日期 |
2006.12.05 |
申请人 |
STEPHENSON DAVID;ADAMS GRANT;GRANT DAVID H.;SIMPSON NEIL ANDREW ABERCROMBIE;WEATHERFORD/LAMB, INC. |
发明人 |
STEPHENSON DAVID;ADAMS GRANT;GRANT DAVID H.;SIMPSON NEIL ANDREW ABERCROMBIE |
分类号 |
E04B1/16;B21D39/08;E21B43/10 |
主分类号 |
E04B1/16 |
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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