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发明名称
Retrievable bridge plug or packer with sleeve valve
摘要
申请公布号
US3189096(A)
申请公布日期
1965.06.15
申请号
US19610137672
申请日期
1961.09.12
申请人
HALLIBURTON COMPANY
发明人
PHENIX FLADGER
分类号
E21B33/129
主分类号
E21B33/129
代理机构
代理人
主权项
地址
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