PROCESS FOR EXTRACTING NAPHTHA FROM UNDERGROUND DEPOSITS,申请号YU19820000335-传众专利搜索

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发明名称	PROCESS FOR EXTRACTING NAPHTHA FROM UNDERGROUND DEPOSITS
摘要
申请公布号	YU33582(A)	申请公布日期	1985.03.20
申请号	YU19820000335	申请日期	1982.02.16
申请人	CHEMISCHE WERKE JUELS AG	发明人	BALZER D.;KOSSWIG K.
分类号	E21B43/22;C09K8/584;(IPC1-7):E21B43/22	主分类号	E21B43/22
代理机构		代理人
主权项
地址

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