PASSIVE FLOWMETER FOR DETERMINING THE FLOW RATE AND THE DIRECTION OF FLOW IN A WELL,申请号EP19890403579-传众专利搜索

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发明名称	PASSIVE FLOWMETER FOR DETERMINING THE FLOW RATE AND THE DIRECTION OF FLOW IN A WELL
摘要
申请公布号	EP0389725(A3)	申请公布日期	1990.10.17
申请号	EP19890403579	申请日期	1989.12.20
申请人	SCHLUMBERGER LIMITED	发明人	LE BRETON, JEAN-MARC
分类号	G01F1/115;G01F15/06;(IPC1-7):G01F1/115	主分类号	G01F1/115
代理机构		代理人
主权项
地址

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