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发明名称
Drillable bridge plug
摘要
申请公布号
GB2381029(A)
申请公布日期
2003.04.23
申请号
GB20020029524
申请日期
2001.06.28
申请人
* BJ SERVICES COMPANY
发明人
GABRIEL * SLUP;DOUGLAS J. * LEHR
分类号
E21B33/12;E21B33/129;(IPC1-7):E21B33/129
主分类号
E21B33/12
代理机构
代理人
主权项
地址
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