PROCESS FOR OBTAINING PURE ALUMINA BY ACID ATTACK OF ALUMINIUM MINERALS CONTAINING OTHER ELEMENTS,申请号GR19097801555-传众专利搜索

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发明名称	PROCESS FOR OBTAINING PURE ALUMINA BY ACID ATTACK OF ALUMINIUM MINERALS CONTAINING OTHER ELEMENTS
摘要
申请公布号	GR62850(B)	申请公布日期	1979.06.20
申请号	GR19097801555	申请日期	1978.02.21
申请人	ALUMINIUM PECHINEY	发明人	COHEN J;ADJEMIAN A
分类号		主分类号
代理机构		代理人
主权项
地址

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