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发明名称
Apparat og fremgangsmater for orientering av en rorstreng i et ikke-vertikal bronnhull
摘要
申请公布号
NO330999(B1)
申请公布日期
2011.09.05
申请号
NO20030000076
申请日期
2003.01.08
申请人
WEATHERFORD/LAMB INC
发明人
BRUNET CHARLES G
分类号
E21B29/06;E21B17/10;E21B23/00;E21B47/024
主分类号
E21B29/06
代理机构
代理人
主权项
地址
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