The operation of electrolytic aluminium furnaces,申请号GB19680035918-传众专利搜索

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发明名称	The operation of electrolytic aluminium furnaces
摘要
申请公布号	GB1145820(A)	申请公布日期	1969.03.19
申请号	GB19680035918	申请日期	1968.07.26
申请人	SIEMENS AKTIENGESELLSCHAFT	发明人
分类号	B23K28/00	主分类号	B23K28/00
代理机构		代理人
主权项
地址

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