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Adding copper salts to coal may increase combustion efficiency – study

MINING.COM Staff Writer | February 16, 2021 | 6:15 am Education Energy Russia and Central Asia Coal Copper 

Russian scientists published a study where they propose adding copper salts to coal products to modify the fuel’s combustion efficiency. According to the researchers, the addition of copper salts reduces the content of unburnt carbon in ash residue by 3.1...

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