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发明名称
Fremgangsmåde til at hente bundhulsanordning gennem et foringsrør
摘要
申请公布号
DK1915506(T3)
申请公布日期
2013.05.21
申请号
DK20060775057T
申请日期
2006.08.02
申请人
TESCO CORPORATION
发明人
ANGMAN, PER G.;WARREN, TOMMY M.;TESSARI, ROBERT M.
分类号
E21B23/08;E21B19/02;E21B23/14
主分类号
E21B23/08
代理机构
代理人
主权项
地址
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