从锌浸出渣中富集回收银的技术研究进展

Research Progress on Enrichment and Recovery of Silver From Zinc Leaching Residue

综述了从锌浸出渣中回收银的方法及研究状况,简述了各方法的原理及优缺点,指出在现有技术条件下,应加强选冶联合方法研究,采用浮选—还原焙烧—磁选联合工艺是从锌浸出渣中回收银的研究方向。

The methods and latest research progresses of recovering silver from zinc leaching residue are summarized.The principle,advantages and disadvantages of these methods are introduced.The research and application of beneficiation-metallurgy combination process for recovery silver should be strengthened based on the present technology,the combination process of flotation-reduction roastingmagnetic separation and other new processes applied to recover silver and other valuable metals are the research direction for recovery of silver from zinc leaching residue.