Research Progress of Comprehensive Recovery of Copper and Rare and Precious Metals from Waste Circuit Boards
With the implementation of the Action Plan for Promoting Large scale Equipment Renewal and Consumer Goods Trade,the number of scrapped old electronic products such as old mobile phones,old computers,and old water heaters is increasing.This type of electronic waste not only contains valuable metals such as copper,but also harmful heavy metal elements.If not utilized,it will not only cause valuable metal waste,but also pollute the environment.In view of this,this article briefly describes the physical and chemical methods for comprehensive recovery of rare and precious metals from waste circuit boards,and compares the advantages and disadvantages of various methods,providing theoretical methods for comprehensive recovery of rare and precious metals from waste circuit boards.
used electric appliancescrap circuit boardrare and precious metalrecycling
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