发明授权
- 专利标题: Methods and apparatus for well construction
- 专利标题(中): 建立一个钻孔的方法和装置
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申请号: EP05292716.7申请日: 2005-12-14
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公开(公告)号: EP1798370B1公开(公告)日: 2008-07-23
- 发明人: Guillot, Dominique , Maitland, Geoffrey , Cooper, Iain , Jeffryes, Benjamin , Bailey, Louise
- 申请人: SERVICES PETROLIERS SCHLUMBERGER , SCHLUMBERGER TECHNOLOGY B.V. , SCHLUMBERGER HOLDINGS LIMITED , PRAD Research and Development N.V.
- 申请人地址: 42, rue Saint Dominique 75007 Paris FR
- 专利权人: SERVICES PETROLIERS SCHLUMBERGER,SCHLUMBERGER TECHNOLOGY B.V.,SCHLUMBERGER HOLDINGS LIMITED,PRAD Research and Development N.V.
- 当前专利权人: SERVICES PETROLIERS SCHLUMBERGER,SCHLUMBERGER TECHNOLOGY B.V.,SCHLUMBERGER HOLDINGS LIMITED,PRAD Research and Development N.V.
- 当前专利权人地址: 42, rue Saint Dominique 75007 Paris FR
- 代理机构: Hyden, Martin Douglas
- 主分类号: E21B43/10
- IPC分类号: E21B43/10
公开/授权文献
- EP1798370A1 Methods and apparatus for well construction 公开/授权日:2007-06-20
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