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经营范围
发明名称
Direct smelting of oxide ores and concentrates
摘要
申请公布号
GB1143527(A)
申请公布日期
1969.02.26
申请号
GB19670011161
申请日期
1967.03.09
申请人
CONZINC RIOTINTO OF AUSTRALIA LIMITED
发明人
分类号
C21B13/10;C21B13/14
主分类号
C21B13/10
代理机构
代理人
主权项
地址
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