PROCESSO PARA OBTENCAO DE ALUMINA MUITO PURA,申请号BR19790003021-传众专利搜索

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发明名称	PROCESSO PARA OBTENCAO DE ALUMINA MUITO PURA
摘要
申请公布号	BR7903021(A)	申请公布日期	1979.12.04
申请号	BR19790003021	申请日期	1979.05.16
申请人	ALUMINIUM PECHINEY	发明人	COHEN J;ADJEMIAN A
分类号	C01F7/22;C01F7/30;C01F7/56;(IPC1-7):C01F7/22	主分类号	C01F7/22
代理机构		代理人
主权项
地址

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