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|1. (WO2018082516) METHOD FOR COMPREHENSIVE RECOVERY OF SILVER-CONTAINING LEAD SLAG|
|Applicants:||BEIJING UNIVERSITY OF TECHNOLOGY
|Title:||METHOD FOR COMPREHENSIVE RECOVERY OF SILVER-CONTAINING LEAD SLAG|
A method for comprehensive recovery of silver-containing lead slag, mainly comprising the following steps: impurity removal, deleading, reduction and filtration, lead dissolving, hot filtration, quenching filtration, cleaning, thermal decomposition, and the like. Silver is recovered in the form of silver powder, and lead is recovered in the form of red lead, yellow lead and lead chloride respectively.