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发明名称
Verfahren und Vorrichtung zum Untersuchen oder Warten von Bohrlöchern
摘要
申请公布号
DE69529370(D1)
申请公布日期
2003.02.20
申请号
DE19956029370
申请日期
1995.08.15
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
BECK, HAROLD KENT;SCHULTZ, ROGER LYNN;RINGGENBERG, PAUL DAVID
分类号
E21B23/00;E21B27/02;E21B33/12;E21B33/124;E21B49/08;(IPC1-7):E21B33/127;E21B43/25;E21B34/12;E21B34/14
主分类号
E21B23/00
代理机构
代理人
主权项
地址
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