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发明名称
WELLBORE SYSTEM
摘要
申请公布号
EP2013446(B1)
申请公布日期
2010.11.24
申请号
EP20060819446
申请日期
2006.11.14
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
发明人
BEST, BRUNO;POLS, ALBERT CORNELIS
分类号
E21B43/30;E21B41/00;E21B43/10
主分类号
E21B43/30
代理机构
代理人
主权项
地址
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