优化工艺参数降低分银渣中银含量的生产实践

Practice on Reducing Silver Content in Silver-extracted Sediment by Optimizing Process Parameters

简述了湿法处理铜阳极泥、亚硫酸钠提银工艺,分析了分银渣中银质量分数指标波动的原因。通过优化工艺参数,改进操作条件,降低了分银渣中银的质量分数。

The hydrometallurgical process for recovering silver with Na2SO3 from copper slime is introduced, and the reasons of affecting silver content in silver-extracted sediment are discussed. The advices to reduce silver content in silver-extracted sediment by optimizing process parameters and improving operating conditions are put forwarded.