Method of and apparatus for cooling blast furnaces,申请号US19390288081-传众专利搜索

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发明名称	Method of and apparatus for cooling blast furnaces
摘要
申请公布号	US2275515(A)	申请公布日期	1942.03.10
申请号	US19390288081	申请日期	1939.08.03
申请人	DUNHAM GEORGE S	发明人	DUNHAM GEORGE S.
分类号	C21B7/10	主分类号	C21B7/10
代理机构		代理人
主权项
地址

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