gold copper lead zinc silver nickel cobalt froth flotation machine flotation cell

Jul 06, 2017 This is a key process in the recovery of most of the world’s copper, lead, molybdenum, nickel, platinum group elements, silver and zinc, and in the treatment of certain gold and tin ores. How does froth flotation work? Froth flotation is a process for separating minerals from gangue by taking advantage of differences in their hydrophobicity ...