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发明名称
An apparatus and method for facilitating the connection of pipes
摘要
申请公布号
EP1357253(B1)
申请公布日期
2006.08.30
申请号
EP20030101895
申请日期
2000.07.14
申请人
WEATHERFORD/LAMB, INC.
发明人
PIETRAS, BERND-GEORG;SCHULZE-BECKINGHAUSEN, JOERG-ERICH
分类号
E21B19/16
主分类号
E21B19/16
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