Production of high quality lubricating oils by cold fractionation, extraction, and synthesis,申请号US19370172088-传众专利搜索

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发明名称	Production of high quality lubricating oils by cold fractionation, extraction, and synthesis
摘要
申请公布号	US2191972(A)	申请公布日期	1940.02.27
申请号	US19370172088	申请日期	1937.11.01
申请人	OCON CECILIO L	发明人	OCON CECILIO L.
分类号	C10G21/00	主分类号	C10G21/00
代理机构		代理人
主权项
地址

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