An improved process for the solvent extraction of hydrocarbon oils,申请号GB19380004357-传众专利搜索

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发明名称	An improved process for the solvent extraction of hydrocarbon oils
摘要
申请公布号	GB510896(A)	申请公布日期	1939.08.10
申请号	GB19380004357	申请日期	1938.02.11
申请人	STANDARD OIL DEVELOPMENT COMPANY	发明人
分类号	C10G21/16	主分类号	C10G21/16
代理机构		代理人
主权项
地址

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