Perfectionnements apportés aux procédés pour réduire la teneur en particules de carbone c1 du goudron,申请号FRD1128491-传众专利搜索

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发明名称	Perfectionnements apportés aux procédés pour réduire la teneur en particules de carbone c1 du goudron
摘要
申请公布号	FR1128491(A)	申请公布日期	1957.01.07
申请号	FRD1128491	申请日期	1955.04.04
申请人	KOPPERS COMPANY, INC.	发明人
分类号	C10C1/00	主分类号	C10C1/00
代理机构		代理人
主权项
地址

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