El Tesoro Copper Mine, Antofagasta, Chile

In April 2006, Antofagasta and Equatorial Mining completed the expansion of the mine, and the ore production increased from 9.7 million tons per year to 10.5 million tons per year. 2006 is expected to produce 91,600 tons of crude copp.......

Application of flotation in gold dressing

Flotation is widely used to treat a variety of vein gold ore.
In most cases, the flotation process is used to treat highly volatile sulphide gold-bearing ores with the most significant effect. Because the flotation method can not only max.......