发明授权
- 专利标题: Mineral cutting device, water supply lance and cutter pick
- 专利标题(中): 矿物切割装置,水供应和切割机
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申请号: EP85303118.5申请日: 1985-05-02
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公开(公告)号: EP0167236B1公开(公告)日: 1988-07-13
- 发明人: Parrot, George Albert , Preddy, Neil
- 申请人: MINNOVATION LIMITED
- 申请人地址: Mulberry House Chevet Lane Sandal Wakefield WF2 6HS GB
- 专利权人: MINNOVATION LIMITED
- 当前专利权人: MINNOVATION LIMITED
- 当前专利权人地址: Mulberry House Chevet Lane Sandal Wakefield WF2 6HS GB
- 代理机构: Long, Edward Anthony
- 优先权: GB8411527 19840504; GB8421268 19840822; GB8508629 19850402
- 主分类号: E21C35/22
- IPC分类号: E21C35/22 ; E21C35/18 ; E21D9/10
公开/授权文献
- EP0167236A1 Mineral cutting device, water supply lance and cutter pick 公开/授权日:1986-01-08
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