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短路还原法提取铁的研究
熔渣 氧化锆 原电池 电化学还原
2008/12/9
采用氧离子导体氧化锆管与还原剂碳、含有电活性物质FeO的熔渣组成电化学体系, 利用原电池短路方法从氧化物熔渣中电化学还原得到了无碳金属。实验电池组成为：石墨, [O]Fe-C(saturated)ZrO2 (MgO)|Cu(l) +(FeO)(slag), 钼丝. 利用电化学分析仪, 通过测定外电路电流研究了渣中FeO含量、温度以及外电路电阻对熔渣中FeO电化学还原的影响。结果表明：在实验条件下,...
氢氧化钠浸取-浸取渣熔融法从炼钢厂烟尘中提取锌的研究
zinc fusion caustic sode
2008/7/24
Extractability of zinc from two types of electric arc furnace (EAF) dusts containing 24.8% and 16.8% of zinc respectively (denoted as Sample A and Sample B) were tested using direct alkaline leachin...