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经营范围
发明名称
Radioactive densometer system.
摘要
申请公布号
EP0401003(B1)
申请公布日期
1994.07.13
申请号
EP19900305896
申请日期
1990.05.31
申请人
HALLIBURTON COMPANY
发明人
PITTS, ALAN J.
分类号
G01N23/12;(IPC1-7):G01N23/12
主分类号
G01N23/12
代理机构
代理人
主权项
地址
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