Traitement de la silice pigmentaire,申请号BE19660680810-传众专利搜索

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发明名称	Traitement de la silice pigmentaire
摘要
申请公布号	BE680810(A1)	申请公布日期	1966.10.17
申请号	BE19660680810	申请日期	1966.05.10
申请人	COLUMBIAN CARBON	发明人
分类号	C01B33/18;C08K9/02;C09C1/30	主分类号	C01B33/18
代理机构		代理人
主权项
地址

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