Fremgangsmåte og reguleringsinnretning til å styre en ström fra et hydrokarbonreservoar til en brönn, eller omvendt,申请号NO19970003033-传众专利搜索

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发明名称	Fremgangsmåte og reguleringsinnretning til å styre en ström fra et hydrokarbonreservoar til en brönn, eller omvendt
摘要
申请公布号	NO306638(B1)	申请公布日期	1999.11.29
申请号	NO19970003033	申请日期	1997.06.27
申请人	GUNNARSSON, BENGT	发明人	GUNNARSSON, BENGT
分类号	E21B;E21B34/06;E21B43/12;F16K31/64;(IPC1-7):E21B43/12	主分类号	E21B
代理机构		代理人
主权项
地址

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