Apparatus for charging blast furnaces,申请号US19450587106-传众专利搜索

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发明名称	Apparatus for charging blast furnaces
摘要
申请公布号	US2516190(A)	申请公布日期	1950.07.25
申请号	US19450587106	申请日期	1945.04.07
申请人	BETHLEHEM STEEL COMPANY	发明人	DOUGHERTY ROBERT S. A.;EBERHARDT JOHN E.
分类号	C21B7/00	主分类号	C21B7/00
代理机构		代理人
主权项
地址

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