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铜精矿与金精矿混合熔炼对诺兰达工艺条件影响的研究
STUDY ON INFLUENCE OF COPPER CONCENTRATE CO-SMELTED WITH GOLD CONCENTRATE IN NORANDA FURNACE
【摘要】 以铜精矿、金精矿和转炉渣为原料,混合入诺兰达炉进行富氧熔炼,探讨了在诺兰达炉中处理金精矿对工艺条件的影响。100kg级扩大试验表明,在富氧空气含氧35%~40%、Fe/SiO2=1.68时,熔炼效果较好,渣含铜1.22%,含金0.29g/t、银17.5g/t。
【Abstract】 Copper concentrate is oxygen enriched co-smelted with gold concentrate and converter slag in Noranda furnace.The effect of gold concentrate on the process is discussed.The result of 100kg-level test shows that the Cu,Au,Ag in slag are 1.22%,0.29g/t and 17.5g/t respectively on the following conditions:35%~40%O2, Fe/SiO2=1.68.
【关键词】 诺兰达法炼铜;
铜精矿;
金精矿;
富氧熔炼;
【Key words】 Noranda′s copper smelting process; Copper concentrate; Gold concentrate; Oxygen enriched smelting;
【Key words】 Noranda′s copper smelting process; Copper concentrate; Gold concentrate; Oxygen enriched smelting;
- 【文献出处】 矿冶 ,Mining and Metallurgy , 编辑部邮箱 ,2004年02期
- 【分类号】TF811
- 【被引频次】2
- 【下载频次】80