EXTRACTION OF PETROLEUM,申请号GB19870009275-传众专利搜索

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发明名称	EXTRACTION OF PETROLEUM
摘要
申请公布号	GB8709275(D0)	申请公布日期	1987.05.20
申请号	GB19870009275	申请日期	1987.04.16
申请人	KERNFORSCHUNGSANLAGE JULICH GMBH	发明人
分类号	E21B43/24;E21B36/00	主分类号	E21B43/24
代理机构		代理人
主权项
地址

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