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发明名称
METHOD OF QUALIFYING A BOREHOLE SURVEY
摘要
申请公布号
EP0862683(A1)
申请公布日期
1998.09.09
申请号
EP19960939904
申请日期
1996.11.20
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
发明人
HARTMANN, ROBIN, ADRIANUS
分类号
E21B47/02;E21B47/022;G01C15/00;G01R33/02;(IPC1-7):E21B47/022
主分类号
E21B47/02
代理机构
代理人
主权项
地址
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