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发明名称
METHOD OF MAGNETITE CONCENTRATE PROCESSING FOR BLAST-FURNACE PROCESS
摘要
申请公布号
PL115355(B2)
申请公布日期
1981.03.31
申请号
PL19790218891
申请日期
1979.10.10
申请人
发明人
分类号
C22B;C22B1/243;(IPC1-7):C22B1/24
主分类号
C22B
代理机构
代理人
主权项
地址
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