Since its establishment, CINF has been involved in the engineering design and consultation of Zn smelters with fruitful technical achievements and the technologies applied as follows: conventional hydrometallurgy, hot acid leaching, ISP, highIn Zn concentrate metallurgy and In extraction, Zn metallurgy from oxide ore, Zn pressure leaching, 110m2 and 119m2 fluidizedbed roasting, ≥3.2m2 large cathode electrowinning, water atomization process for Zn powder production, etc.
Key technologies:
Zn pressure leaching;
largesize fluidizedbed roastingleaching;
≥3.2 m2 large cathode electrowinning.