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发明名称
WELL PLUGGING APPARATUS AND METHOD
摘要
申请公布号
EP0698175(A4)
申请公布日期
2001.08.01
申请号
EP19940914909
申请日期
1994.04.26
申请人
MATTHEWS, BRUCE
发明人
MATTHEWS, BRUCE
分类号
E21B29/00;E21B29/08;E21B33/02;E21B33/127;E21B33/129;E21B33/1295;E21B34/00;E21B34/06;E21B35/00;(IPC1-7):E21B33/00;E21B43/00
主分类号
E21B29/00
代理机构
代理人
主权项
地址
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