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On Zinc and Indium Recycle from Blast Furnace Slag by Fuming Process
Author(s): 
Pages: 29-32
Year: Issue:  2
Journal: JIANGXI NONFERROUS METALS

Keyword:  铅锑炉渣烟化回收;
Abstract: 铅锑矿经鼓风炉冶炼后产出的水淬渣,以全冷料形式加入烟化炉进行挥发处理,周期作业.烟化温度1250℃,投料及化渣时间1.5~2.5 h.在渣熔化后还原吹炼2h,可以将大部分有价金属挥发后以粗氧化锌形式捕集回收,弃渣可作水泥生产原料.烟尘的产出率约14%,有价金属的回收率为:铅86.9%、锑83.4%、锌62.5%、铟57.7%.
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