METHOD OF PRODUCING MAGNETITE Russian patent published in 2011 - IPC C01G49/08

Abstract RU 2433956 C2

FIELD: chemistry.

SUBSTANCE: invention can be used in chemical industry. The method of producing magnetite using red mud formed during production of aluminium via the Bayer process, involves at least a step for reducing magnetite and/or goethite to magnetite via reduction at least once. The reducing agent contains at least vegetable oil and/or fat and/or coal together with at least vegetable oil and/or fat.

EFFECT: invention enables to recycle red mud and improves environmental friendliness of the process of producing magnetite.

12 cl, 4 ex

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RU 2 433 956 C2

Authors

Krauze Ehberkhard

Rem Valentin

Dates

2011-11-20—Published

2007-04-25—Filed