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发明名称
Fluid actuated well packer
摘要
申请公布号
GB1032903(A)
申请公布日期
1966.06.15
申请号
GB19650001034
申请日期
1965.01.08
申请人
CAMCO INCORPORATED
发明人
分类号
E21B23/06;E21B33/1295
主分类号
E21B23/06
代理机构
代理人
主权项
地址
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