Apparatus for operating metallurgical furnaces,申请号US19580740052-传众专利搜索

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发明名称	Apparatus for operating metallurgical furnaces
摘要
申请公布号	US2980416(A)	申请公布日期	1961.04.18
申请号	US19580740052	申请日期	1958.06.05
申请人	NATIONAL STEEL CORPORATION	发明人	STRASSBURGER JULIUS H.
分类号	C21B7/00;C21B9/16	主分类号	C21B7/00
代理机构		代理人
主权项
地址

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