Method of making sponge iron,申请号US19590823236-传众专利搜索

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发明名称	Method of making sponge iron
摘要
申请公布号	US3128174(A)	申请公布日期	1964.04.07
申请号	US19590823236	申请日期	1959.06.26
申请人	FIERRO ESPONJA S.A.	发明人	CELADA JUAN
分类号	C21B13/00;C21B13/04	主分类号	C21B13/00
代理机构		代理人
主权项
地址

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