发明名称 |
An affixation and release arrangement for a whipstock and mill |
摘要 |
<p>An affixation and release arrangement includes a first component having a fluid pressure chamber. A piston is mounted in the first component and exposed to the fluid pressure chamber. A second component is affixed to the first component through the piston, the piston being responsive to fluid pressure increase within the chamber to unaffix the second component from the first component.</p> |
申请公布号 |
GB2491068(B) |
申请公布日期 |
2014.03.05 |
申请号 |
GB20120015521 |
申请日期 |
2010.03.03 |
申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
CALVIN STOWE;JAMES MCNICOL;ANDREW DAVID PONDER |
分类号 |
E21B29/06;E21B23/04;E21B41/00 |
主分类号 |
E21B29/06 |
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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