Crust breaking device for electrolysis furnaces,申请号US19640348520-传众专利搜索

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发明名称	Crust breaking device for electrolysis furnaces
摘要
申请公布号	US3319899(A)	申请公布日期	1967.05.16
申请号	US19640348520	申请日期	1964.03.02
申请人	A/S NORSK ALUMINIUM COMPANY	发明人	STROM JOHAN NIKOLAI;HEGGSTAD GUDMUND
分类号	C25C3/14	主分类号	C25C3/14
代理机构		代理人
主权项
地址

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