CRUST BREAKER DEVICE FOR ALUMINUM ELECTROLYSIS CELLS,申请号US19900587762-传众专利搜索

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发明名称	CRUST BREAKER DEVICE FOR ALUMINUM ELECTROLYSIS CELLS
摘要
申请公布号	US5078849(A)	申请公布日期	1992.01.07
申请号	US19900587762	申请日期	1990.09.26
申请人	NORSK HYDRO A.S.	发明人	SAGBRATEN, ALF
分类号	B25D17/02;C25C3/14	主分类号	B25D17/02
代理机构		代理人
主权项
地址

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