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经营范围
发明名称
FLUID BED REDUCTION FURNACE OF FINE IRON ORE
摘要
申请公布号
KR1019970003637(B1)
申请公布日期
1997.03.20
申请号
KR1019940038980
申请日期
1994.12.29
申请人
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主分类号
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