发明名称 BLASTING POSITIONING DEVICE
摘要 A device for unblocking mine raises which has multiple flexible arms attached to a top hollow tube which carries the explosive material. Flexible extension poles are attached to a top hollow tube section and hollow tube sections. The flexible arms allow for easy, precise and safe positioning of the explosive material.
申请公布号 WO9817965(A1) 申请公布日期 1998.04.30
申请号 WO1997CA00777 申请日期 1997.10.20
申请人 TREMBLAY, CLAUDE 发明人 TREMBLAY, CLAUDE
分类号 F42D3/04;(IPC1-7):F42D3/04 主分类号 F42D3/04
代理机构 代理人
主权项
地址