| 摘要 |
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 |
