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发明名称
Tilknytning til bruk med utvidbare rör
摘要
申请公布号
NO20034857(D0)
申请公布日期
2003.10.31
申请号
NO20030004857
申请日期
2003.10.31
申请人
WEATHERFORD/LAMB INC
发明人
LAURITZEN, ERIC J;COON, ROBERT JOE;MAGUIRE, PATRICK G;MURRAY, MARK;TRAN, KAI
分类号
E21B23/01;E21B43/10;(IPC1-7):E21B43/10;E21B29/00
主分类号
E21B23/01
代理机构
代理人
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