| 发明名称 |
System for pneumatic delivery of emulsion explosives |
| 摘要 |
Apparatus for delivery under pressure of emulsion explosives to boreholes using an annular stream of water for lubrication. Maintaining the water pressure at least 10 psi greater than the emulsion pressure has been found to maintain the integrity of the lubricating annulus of water.
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| 申请公布号 |
US5686685(A) |
申请公布日期 |
1997.11.11 |
| 申请号 |
US19960665863 |
申请日期 |
1996.06.19 |
| 申请人 |
DYNO NOBEL INC. |
发明人 |
MCDONALD, KEITH J.;ATKINSON, KERRY S. |
| 分类号 |
F42D1/12;F42D1/10;(IPC1-7):F42D1/10 |
主分类号 |
F42D1/12 |
| 代理机构 |
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代理人 |
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