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发明名称
Indretning og fremgangsmåde til udførelse af borehulsfunktioner.
摘要
申请公布号
DK132097(A)
申请公布日期
1998.05.21
申请号
DK19970001320
申请日期
1997.11.19
申请人
SCHLUMBERGER TECHNOLOGY B.V.
发明人
EDWARDS, A. GLEN;HUBER, KLAUS B.
分类号
E21B17/05;E21B17/18;E21B23/00;E21B23/04;E21B43/1185;E21B43/119;(IPC1-7):E21B23/00
主分类号
E21B17/05
代理机构
代理人
主权项
地址
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