Method for obtaining magnetite

Details Method for obtaining magnetite Method for obtaining magnetite

C - Chemistry, Metallurgy

01

F

C01F 7/06 (2006.01) C01G 49/08 (2006.01) C04B 18/04 (2006.01)

Patent

CA 2651956

The invention relates to a method for obtaining magnetite using red mud, which is produced by the method used by Bayer for the manufacture of aluminium. The method according to the invention comprises at least the reduction of haematite and/or goethite to form magnetite using at least one reductant, said reductant containing at least one vegetable oil and/or a fat and/or carbon.

Procédé de production de magnétite à l'aide de boue rouge résultant du procédé Bayer utilisé en vue de la production de l'aluminium. Ledit procédé consiste à réduire de l'hématite et / ou de la goethite en magnétite à l'aide d'un agent de réduction qui contient au moins une huile végétale et / ou une graisse et / ou du carbone.

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