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发明名称
Slipestrale-boremontasje
摘要
申请公布号
NO325152(B1)
申请公布日期
2008.02.11
申请号
NO20010005170
申请日期
2001.10.23
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV
发明人
BLANGE JAN JETTE
分类号
E21B7/18;E21B10/64;E21B21/00
主分类号
E21B7/18
代理机构
代理人
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地址
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