| 发明名称 |
DOWNHOLE ISOLATION VALVE AND METHOD FOR USE |
| 摘要 |
A method and apparatus for actuating a downhole tool in a wellbore. The method and apparatus including an actuator that operates the tool in response to the functioning of an energetic charge. The energetic charge may be set off as a part of a perforating operation.
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| 申请公布号 |
CA2599802(A1) |
申请公布日期 |
2008.02.29 |
| 申请号 |
CA20072599802 |
申请日期 |
2007.08.31 |
| 申请人 |
MARATHON OIL COMPANY |
发明人 |
GEORGE, KEVIN R. |
| 分类号 |
E21B34/06;E21B23/00;E21B33/10;E21B43/11 |
主分类号 |
E21B34/06 |
| 代理机构 |
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代理人 |
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