发明名称 |
DOWNHOLE TOOL RELEASING MECHANISM |
摘要 |
A downhole tool releasing mechanism which includes a collet for releasably engaging a mandrel of a downhole tool. A retaining band is circumferentially disposed about the fingers of the collet for maintaining engagement of the collet and the mandrel prior to application of a predetermined axially directed force on the releasing mechanism. Upon application of such a force the collet fingers expand, breaking the shear band, the mandrel is released and the downhole tool is disengaged.
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申请公布号 |
US2011163560(A1) |
申请公布日期 |
2011.07.07 |
申请号 |
US20100652933 |
申请日期 |
2010.01.06 |
申请人 |
MANKE KEVIN R;MARTIN TRACY M |
发明人 |
MANKE KEVIN R.;MARTIN TRACY M. |
分类号 |
E21B23/00;E21B23/01;E21B23/06 |
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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