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发明名称
UN PROCEDIMIENTO PARA LA PRODUCCIoN DE ARRABIO PARTIENDO DE MINERALES DE HIERRO INCLUSO PIRITAS, Y EMPLEANDO CARBONES DE INFERIOR CALIDAD Y EL HORNO ELÉCTRICO DE REDUCCIoN DE CUBA BAJA EN QUE SE CONSIGUE
摘要
申请公布号
ES203551(A1)
申请公布日期
1952.07.01
申请号
ES19510002035
申请日期
1952.05.16
申请人
FERNANDEZ MURUBE, JAIME
发明人
分类号
(IPC1-7):B22D
主分类号
(IPC1-7):B22D
代理机构
代理人
主权项
地址
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