METHOD FOR PROTECTING REFRACTORY IN BLAST FURNACE,申请号JP19870194759-传众专利搜索

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发明名称	METHOD FOR PROTECTING REFRACTORY IN BLAST FURNACE
摘要
申请公布号	JPS6439310(A)	申请公布日期	1989.02.09
申请号	JP19870194759	申请日期	1987.08.04
申请人	NIPPON STEEL CORP	发明人	TOKUNAGA MASAAKI;ASAI KENICHI;TOMIYASU MASAHARU
分类号	C21B7/06	主分类号	C21B7/06
代理机构		代理人
主权项
地址

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