Improved method of producing alumina,申请号GB19590015119-传众专利搜索

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发明名称	Improved method of producing alumina
摘要
申请公布号	GB884806(A)	申请公布日期	1961.12.20
申请号	GB19590015119	申请日期	1959.05.04
申请人	GENERAL MOTORS LIMITED	发明人	BARRINGTON ROBERT ROSS
分类号	C01F7/44	主分类号	C01F7/44
代理机构		代理人
主权项
地址

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