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发明名称
NUCLEAR DENSOMETERS
摘要
申请公布号
EP0132067(B1)
申请公布日期
1991.09.11
申请号
EP19840304360
申请日期
1984.06.27
申请人
HALLIBURTON COMPANY
发明人
DAVIS, JAMES LLOYD
分类号
G01N23/12
主分类号
G01N23/12
代理机构
代理人
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