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发明名称
SYSTEM ZUR HANDHABUNG EINES STUMPFVERBINDUNGSROHRS MIT GROSSEM DURCHMESSER
摘要
申请公布号
DE60310760(D1)
申请公布日期
2007.02.08
申请号
DE20036010760
申请日期
2003.11.06
申请人
GRANT PRIDECO LP
发明人
OTTEN, K.;LIGHT, JAMES;VANLIERE, CHAD
分类号
E21B19/06;E21B17/01;E21B19/10
主分类号
E21B19/06
代理机构
代理人
主权项
地址
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