发明名称 |
METHOD OF BLASTINGS BY BURN CUT |
摘要 |
FIELD: blastings at pit mining by burn cut. SUBSTANCE: the well intended for creation of an additional exposed surface is filled with gas or liquid so as to prevent formation of explosive air-gas mixture in the free space of the well. EFFECT: enhanced safety. 4 cl, 5 dwgm |
申请公布号 |
RU2110764(C1) |
申请公布日期 |
1998.05.10 |
申请号 |
RU19960120663 |
申请日期 |
1996.10.15 |
申请人 |
BASS GEORGIJ ANATOL'EVICH |
发明人 |
BASS GEORGIJ ANATOL'EVICH |
分类号 |
F42D3/04 |
主分类号 |
F42D3/04 |
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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