Procédé d'affinage du cuivre,申请号FRD686641-传众专利搜索

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发明名称	Procédé d'affinage du cuivre
摘要
申请公布号	FR686641(A)	申请公布日期	1930.07.29
申请号	FRD686641	申请日期	1929.12.14
申请人	ETABLISSEMENTS METABLLURGIQUES DE RIS-ORANGIS	发明人
分类号	C22B15/00;C22B15/14	主分类号	C22B15/00
代理机构		代理人
主权项
地址

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