Recovery of pure hydrocarbons by extractive distillation,申请号US19460645660-传众专利搜索

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发明名称	Recovery of pure hydrocarbons by extractive distillation
摘要
申请公布号	US2537459(A)	申请公布日期	1951.01.09
申请号	US19460645660	申请日期	1946.02.05
申请人	JOHN GRISWOLD	发明人	GRISWOLD JOHN
分类号	C07C7/00	主分类号	C07C7/00
代理机构		代理人
主权项
地址

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