What is it about?

It is possible to use citric acid for removal of lead from flash smelting slag. Optimal conditions: 1 mol/dm3 of citric acid, 30 minutes, 70oC, l/s = 5.

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Why is it important?

There are several advantages of the hydrometallurgical technology, namely the prospect of lower production costs, lower energy consumption and a higher recovery rate of lead from slag compared to conventional methods.

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This page is a summary of: Leaching of lead and copper from flash smelting slag by citric acid, Archives of Civil and Mechanical Engineering, May 2019, Elsevier, DOI: 10.1016/j.acme.2019.02.001.
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