Courtesy of the Archaeological Museum, Ankara; photograph, Josephine Powell, Rome .. Collection of the froth from the surface of the flotation cell yields a copper concentrate. To increase the recovery of copper and reduce losses, the tailings are . The flotation concentrate is then dewatered and filtered to produce a filter.
Copper extraction refers to the methods used to obtaining copper from its ores. The conversion . Pločnik archaeological site in southeastern Europe (Serbia) contains the .. In general, froth flotation is not used to concentrate copper oxide ores, . Copper was initially recovered from sulfide ores by directly smelting the ore in.