Process for recovering copper sulphide from copper bearing...

Process for recovering gold and silver from refractory ores

Process for recovering gold from refractory sulfidic ores

Process for recovering minerals and compositions for use in...

Process for recovering pyrochlore mineral containing niobium...

Process for recovering zinc sulphide from zinc sulphide...

Process for recovery of metallic mercury from contaminated...

Process for selective flotation of phosphorus minerals

Process for separately recovering zinc and lead values from...

Process for separating copper and iron minerals from...

Process for separation of bastnaesite from weathered...

Process for separation of siliceous and phosphatic material...

Process for sulphide concentration

Process for the beneficiation of phosphate ores

Process for the beneficiation of sulfide minerals

Process for the concentration of mineral by flotation process

Process for the concentration of sulfidic nickel ores

Process for the enrichment of a sulphide ore

Process for the flotation of fluorite

Process for the flotation of insol from potash ore