| 摘要 |
PC-2115 A process for beneficiating a nickel sulfide ore in a selective manner comprising wet grinding the ore to liberation of minerals in the presence of sodium carbonate, treating the ground pulp at a pH of about 10 with sodium cyanide to depress the mineral content, conditioning the pulp, raising the redox potential of the pulp in a controlled manner, introducing therein a strong collector, floating a pentlandite concentrate, and thereafter floating a chalcopyrite concentrate. |
