A new method for recovering high-purity gold from discarded electronics is paying back US$50 for every dollar spent, according to researchers – who found the key gold-filtering substance in ...
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No Mercury, No Cyanide: This is the Safest and Greenest Way to Recover Gold from E-waste
Many electronic items you use daily, including your laptops, chargers, and smartphones, contain a tiny amount of gold. This is because gold is an excellent conductor of electricity and doesn’t rust or ...
ETH Zurich researchers have developed a sustainable method to recover gold from electronic waste. The method uses a sponge made from denatured whey proteins that selectively adsorb gold ions. The ...
Using the Company's proprietary Flash Joule Heating (FJH) technology, gold and silver concentrations of 551g/t and 2,804g/t respectively, copper at 42% were recovered. This exceeds traditional mining ...
RENO, Nev., April 17, 2018 (GLOBE NEWSWIRE) -- Itronics Inc. (OTC:ITRO), a diversified zinc, fertilizer and silver producing green technology development Company, today announced that its new ...
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