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发明名称
Pipe swell setting mechanism
摘要
申请公布号
GB2300207(B)
申请公布日期
1998.11.11
申请号
GB19960005939
申请日期
1996.03.21
申请人
* BAKER HUGHES INCORPORATED
发明人
KEVIN OTTO * TRAHAN;JOHN LINDLEY * BAUGH
分类号
E21B23/01;E21B23/04;(IPC1-7):E21B23/04
主分类号
E21B23/01
代理机构
代理人
主权项
地址
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