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发明名称
RADIAL ERWEITERBARE ROHRFÖRMIGE VERBINDUNG
摘要
申请公布号
DE60225313(D1)
申请公布日期
2008.04.10
申请号
DE20026025313
申请日期
2002.10.09
申请人
HYDRIL CO.
发明人
SIVLEY, ROBERT S.
分类号
E21B43/10;E21B17/042;F16L13/14
主分类号
E21B43/10
代理机构
代理人
主权项
地址
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