Selective Polysaccharide Flocculants for Bauxite Ore Beneficiation
AssigneeKemira Oyj
InventorsMarcelo Moreira Da Costa, Xihui Yin, Sergio Cabo, Luis Irineu
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Abstract
Selective flocculants for beneficiation of bauxite ore comprise one or more types of polysaccharides comprising one or more types of pentosan units. Also disclosed are processes for enriching aluminum hydroxide and alumina from bauxite ore comprising the aluminum hydroxide and alumina and clay materials and and/or siliceous gangue, wherein the process comprises carrying out a selective flocculation process in the presence of one or more of the selective flocculants.
Claims21
A selective flocculant for beneficiation of bauxite ore, the selective flocculant comprising one or more types of polysaccharides comprising one or more types of pentosan units.
Dependencies are inferred from the claim text.