Purification of still residue,申请号US19380217580-传众专利搜索

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发明名称	Purification of still residue
摘要
申请公布号	US2209316(A)	申请公布日期	1940.07.30
申请号	US19380217580	申请日期	1938.07.05
申请人	PENNSYLVANIA INDUSTRIAL CHEMICAL CORPORATION	发明人	BURROUGHS SAMUEL G.;CORKERY FRANK W.
分类号	C10C1/20;C10G17/06	主分类号	C10C1/20
代理机构		代理人
主权项
地址

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