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经营范围
发明名称
Fluid meter, especially for hydrocarbon wells.
摘要
申请公布号
EP0235032(B1)
申请公布日期
1995.01.11
申请号
EP19870400356
申请日期
1987.02.19
申请人
FLOPETROL SERVICES, INC.
发明人
CZERNICHOW, JEAN
分类号
E21B47/10;E21B49/08;G01F1/36;G01F1/88;G01N9/26;(IPC1-7):E21B49/08;G01F1/44
主分类号
E21B47/10
代理机构
代理人
主权项
地址
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