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经营范围
发明名称
HORIZONTAL WELL BORE SYSTEM
摘要
申请公布号
EP0462567(A3)
申请公布日期
1993.02.03
申请号
EP19910109971
申请日期
1991.06.18
申请人
BAKER HUGHES INCORPORATED
发明人
KARLSSON, HARALDUR;JACQUES, GARY E.;HATTEN, JAMES L.;ASLAKSON, JOHN K.
分类号
E21B7/04;E21B43/04;(IPC1-7):E21B7/04;E21B7/20;E21B43/10;E21B43/30
主分类号
E21B7/04
代理机构
代理人
主权项
地址
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