| 发明名称 |
PERFORATING CHARGE FOR USE IN A WELL |
| 摘要 |
A perforating charge for use in a wellbore includes an explosive and a liner to be collapsed by detonation of the explosive. The liner includes at least a first liner portion and a second liner portion which have different cohesiveness.
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| 申请公布号 |
US2011088889(A1) |
申请公布日期 |
2011.04.21 |
| 申请号 |
US20100974024 |
申请日期 |
2010.12.21 |
| 申请人 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
GROVE BRENDEN M.;WERNER ANDREW T.;KNEISL PHILIP |
| 分类号 |
E21B43/11;F42B1/028;F42B1/032 |
主分类号 |
E21B43/11 |
| 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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