Production of aluminum compounds and silica from ores

Details Production of aluminum compounds and silica from ores Production of aluminum compounds and silica from ores

C - Chemistry, Metallurgy

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C01F 7/50 (2006.01) C01B 33/12 (2006.01) C01C 1/24 (2006.01) C01F 7/20 (2006.01) C01F 7/34 (2006.01) C01F 7/74 (2006.01) C01F 7/76 (2006.01)

Patent

CA 2433448

A method for the production of inorganic aluminum substances and amorphous silica from aluminum oxide containing ores, comprising: (a) leaching of said ores with fluorosilicic acid to obtain aluminum fluosilicate solution; (b) filtering said leached solution from insoluble materials; and (c) washing said insoluble materials.

L'invention porte sur un procédé de fabrication de substances d'aluminium inorganique et d'oxyde de silicium amorphe à partir d'oxyde d'aluminium contenant des minerais. Le procédé consiste à : (a) lixivier lesdits minerais avec de l'acide fluorosilicique afin d'obtenir une solution de fluorosilicate d'aluminium ; (b) filtrer ladite solution lixiviée pour extraire les substances insolubles; et (c) laver ces substances.

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