- 专利标题: LATCH BODY COMPONENTS HAVING MULTIPLE FUNCTIONS, AND DRILLING HEAD ASSEMBLY INCORPORATING SAME
-
申请号: EP12883130.2申请日: 2012-08-23
-
公开(公告)号: EP2888432B1公开(公告)日: 2019-07-24
- 发明人: IONDOV, George , DRENTH, Christopher, L. , LACHANCE, Anthony
- 申请人: Longyear Tm, Inc.
- 申请人地址: 10808 South River Front Parkway South Jordan, UT 84095 US
- 专利权人: Longyear Tm, Inc.
- 当前专利权人: Longyear Tm, Inc.
- 当前专利权人地址: 10808 South River Front Parkway South Jordan, UT 84095 US
- 代理机构: Walker, Stephen
- 国际公布: WO2014031120 20140227
- 主分类号: E21B21/10
- IPC分类号: E21B21/10 ; E21B25/02
公开/授权文献
信息查询