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Key technological innovation and industrialization of complex component strategic metal regeneration

    "Key technological innovation and industrialization of complex component strategic metal regeneration" presided over by researcher Zhang Shengen won the second prize of national technological invention of 2018. The project invented technologies such as cyanide-free wet extraction of precious metals, direct electrolysis of high-value alloys, and prevention and control of heavy metal pollution, etc. The company has obtained 2 American patents, 25 Chinese invention patents, 28 utility model patents, applied for 2 PCT2, published 2 monographs, published 36 papers, and promoted the strategic metal recycling technology to the international leading level. In the past three years, China has increased sales by 4.278 billion yuan and profits by 732 million yuan, reduced mining by 52.35 million tons, saved energy by 606,000 tons of standard coal, reduced carbon emissions by 2.139,000 tons and saved water by 116 million tons.

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