PROCESS FOR RENDERING METALLESS METAL-CONTAINING WASTE PRODUCTS OR BY-PRODUCTS
摘要
<p>The metal comprising material is treated with ferrisulphate soln. in one or more stages, contg. the insoluble iron mix filtered off. Other metals are recovered from the soln. by usual methods. The used reagent is regenerated by addn. of Thiobacillus ferroxidane bacteria8</p>
