- 专利标题: DRILL AND BLAST METHOD AND APPARATUS FOR THE SAME
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申请号: US16040399申请日: 2018-07-19
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公开(公告)号: US20190017379A1公开(公告)日: 2019-01-17
- 发明人: Douglas Morrison
- 申请人: CENTRE FOR EXCELLENCE IN MINING INNOVATION
- 主分类号: E21C37/00
- IPC分类号: E21C37/00 ; E21C41/16 ; E21C37/14 ; E21D19/04
摘要:
Disclosed is a drill and blast method for advancing the tunnel face in a mine, which makes use of a mobile canopy. The mobile canopy having vertical supports connected to a frame that supports a shield. The mobile canopy allows for face production activities and ground support activities to occur simultaneously or near simultaneously. This allows for more rapid advancement of the tunnel face compared to traditional batch drill and blast techniques.
公开/授权文献
- US10662771B2 Drill and blast method and apparatus for the same 公开/授权日:2020-05-26
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