UPGRADING OF BAUXITES, BAUXITIC CLAYS AND ALUMINUM MINERAL BEARING CLAYS BY BENEFICIATION

摘要

UPGRADING OF BAUXITES, BAUXITIC CLAYS,AND ALUMINUM MINERAL BEARING CLAYSBY BENEFICIATIONABSTRACT OF THE DISCLOSUREA process for the upgrading of aluminum mineralbearing raw materials by using at least three beneficiationtreatment stages consisting of dispersion of a pulp of thematerial in specific pH ranges, screening in specific meshsizes, and using at least one stage of high intensity magneticseparation.- 1 -