发明名称 |
BLAST SHIELD FOR MINE ROOF SUPPORTS |
摘要 |
The invention provides a blast shield for protecting a mine roof support from the impacts of rocks during a blast, said blast shield including a shock absorption layer, which blast shield is, in use, secured to a portion of the outer surface of the mine roof support. |
申请公布号 |
WO2014018992(A2) |
申请公布日期 |
2014.01.30 |
申请号 |
WO2013ZA00052 |
申请日期 |
2013.07.22 |
申请人 |
SALTUS POLES CC |
发明人 |
VENTER, JOHANN, ADRIAAN;BOCK, IMMO, EURICH |
分类号 |
E21D15/00 |
主分类号 |
E21D15/00 |
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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