The new process is based on the combination of the mass production technology of steel and non-ferrous smelting, and can smelt a wide range of materials including black mass to nickel containing ...

Metals in ores exist in the form of oxides, sulphides, carbonates and other compounds. Metal ores also contain impurities or gangue materials. In the processing of metal ores to metals which are in ...

Sumitomo Metal Mining Co. Ltd. (SMM), headquartered in Tokyo, says it has developed a process to recover and recycle cobalt, copper and nickel from used lithium-ion batteries and intermediates ...