发明授权
- 专利标题: REMOTELY OPERATED SINGLE JOINT ELEVATOR
- 专利标题(中): 遥控操作单根吊卡
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申请号: EP08842839.6申请日: 2008-10-25
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公开(公告)号: EP2215325B1公开(公告)日: 2014-01-22
- 发明人: PIETRAS, Bernd-Georg , WOOD, Kevin , HEIDECKE, Karsten , HOOKER, II, John D. , HELMS, Martin , LIESS, Martin
- 申请人: Weatherford/Lamb Inc.
- 申请人地址: 515 Post Oak Boulevard Suite 600 Houston Texas 77027 US
- 专利权人: Weatherford/Lamb Inc.
- 当前专利权人: Weatherford/Lamb Inc.
- 当前专利权人地址: 515 Post Oak Boulevard Suite 600 Houston Texas 77027 US
- 代理机构: Talbot-Ponsonby, Daniel Frederick
- 优先权: US983129P 20071026; US258357 20081024
- 国际公布: WO2009053945 20090430
- 主分类号: E21B19/06
- IPC分类号: E21B19/06
公开/授权文献
- EP2215325A2 REMOTELY OPERATED SINGLE JOINT ELEVATOR 公开/授权日:2010-08-11
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