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发明名称
Well packer
摘要
申请公布号
GB2363812(B)
申请公布日期
2002.08.21
申请号
GB20010015399
申请日期
2001.06.22
申请人
* BAKER HUGHES INCORPORATED
发明人
SHAWN E * NOWLIN;HALIT * DILBER
分类号
E21B33/127;(IPC1-7):E21B33/127
主分类号
E21B33/127
代理机构
代理人
主权项
地址
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