发明名称 |
Shaped charge loading tube for perforating gun |
摘要 |
The loading tube comprises cups forming cup cavities for enclosing an explosive charge within each of the cups. The loading tube has ridges and valleys providing longitudinal and lateral strength to the loading tube. The loading tube is constructed of a formed material such as paper pulp, high-density polystyrene, plastic or sheet metal.
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申请公布号 |
US7159657(B2) |
申请公布日期 |
2007.01.09 |
申请号 |
US20040708777 |
申请日期 |
2004.03.24 |
申请人 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
RATANASIRIGULCHIA WANCHAI;YANG WENBO;HICKSON CYNTHIA L.;PARROTT ROBERT A. |
分类号 |
E21B43/116;E21B43/117;E21B43/119 |
主分类号 |
E21B43/116 |
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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