| 发明名称 |
METHOD OF CUTTING METAL ELEMENTS UNDERWATER AND A SHAPED EXPLOSIVE CHARGE DEVICE THEREFOR |
| 摘要 |
<p>Improved methods of cutting metal elements underwater wherein a shaped explosive charge cutting device has a quantity of externally disposed foam which reduces secondary damage to the cut metal edges.</p> |
| 申请公布号 |
CA1071091(A) |
申请公布日期 |
1980.02.05 |
| 申请号 |
CA19770269751 |
申请日期 |
1977.01.14 |
| 申请人 |
IMPERIAL CHEMICAL INDUSTRIES LIMITED |
发明人 |
CROSS, GRAHAM W. |
| 分类号 |
F42B1/02;(IPC1-7):42B3/08;23D79/00 |
主分类号 |
F42B1/02 |
| 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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