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发明名称
WELL PACKER DEVICE
摘要
申请公布号
EP0143572(A3)
申请公布日期
1986.08.27
申请号
EP19840307620
申请日期
1984.11.05
申请人
HALLIBURTON COMPANY
发明人
FORE, WILLIAM MICHAEL
分类号
E21B33/129;(IPC1-7):E21B33/129
主分类号
E21B33/129
代理机构
代理人
主权项
地址
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