本文介绍了收尘灰采用萃取—电积工艺生产阴极铜的工艺流程、主要经济指标等,该工程是一个节约自然资源和能源、保护环境的项目,它可以有效地回收利用阳极炉烟尘中的金属铜、锌,减少贵金属流失从而增加企业经济效益。 This paper introduces the process flow, main economic index and so on of cathode dust production by extraction-electrowinning process, which is a project of saving natural resources and energy and protecting the environment, which can effectively recycle anode furnace soot Metal copper, zinc, reduce the loss of precious metals and thus increase the economic efficiency of enterprises.