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发明名称
MAKE-UP CONTROL SYSTEM FOR TUBULARS
摘要
申请公布号
EP1676015(B1)
申请公布日期
2010.02.10
申请号
EP20030774661
申请日期
2003.10.09
申请人
VARCO I/P, INC.
发明人
KRACIK, JOHN;RIJZINGEN, HANS, VAN
分类号
E21B3/00;E21B10/00;E21B19/16;E21B47/00
主分类号
E21B3/00
代理机构
代理人
主权项
地址
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