DC ARC FURNACE,申请号JP19890032071-传众专利搜索

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发明名称	DC ARC FURNACE
摘要
申请公布号	JPH02213084(A)	申请公布日期	1990.08.24
申请号	JP19890032071	申请日期	1989.02.10
申请人	DAIDO STEEL CO LTD	发明人	OKADA TAKEJI
分类号	H05B7/20	主分类号	H05B7/20
代理机构		代理人
主权项
地址

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