Current technologies for recovery of metals from industrial …
Fig. 1 illustrates the flow of metal recovery from e-scrap using pyrometallurgy and hydrometallurgy processes (Tuncuk et al., 2012). Download : Download high-res image (454KB) ... Precipitation of gold and silver from cyanide solutions by zinc dust is a commonly-used technique in cementation, which also contains lead, cadmium, ...
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