In the field of extractive metallurgy, mineral processing, also known as ore dressing, is the .. In case of mineral processing concentration means the increase of the percentage of the valuable mineral in the .. Sensor based sorting has found application in the processing of nickel, gold, copper, coal and diamonds.
Metal Recovery from Low Grade Ores and Wastes Plus Deliverable .
Oct 4, 2017 . Report on optimised pre treatment methods of low grade ores and wastes . beneficiation, sulphidation, roasting, WHIMS, flotation, .. in the production of nickel concentrate, which could constitute a feed for hydrometallurgical.