Investigations on the Operations of the Circular Concentrator for Cleaning Fine Coal Public

SR-30 Concurrent with the depletion of good quality raw coal there has been a steady increase in the percentage of mechanically cleaned coal, Also, concurrent with mechanized mining methods, there has been an increase in the amount of impurities and percentage of fines in the raw coal. These factors have brought about increased emphasis in efficient low-cost fine-coal cleaning methods.