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发明名称
PRE-REDUCTION FURNACE IN SMELTING REDUCTION EQUIPMENT FOR IRON ORE
摘要
申请公布号
JPH04297515(A)
申请公布日期
1992.10.21
申请号
JP19910084690
申请日期
1991.03.25
申请人
NKK CORP
发明人
ARIYAMA TATSURO;WATABE MASAYUKI;ARAKAWA SAKAE;MATSUO MASAHIRO;ISOZAKI SHINICHI
分类号
C21B11/00;C21B13/00
主分类号
C21B11/00
代理机构
代理人
主权项
地址
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