| 摘要 |
FIELD: mining. ^ SUBSTANCE: invention refers to production of ore granules produced by means of sintering, granulating, briquetting and press forming of ores, or ores in natural state of any granulometry, ferric or non ferric ores, particularly of iron ores. Before or after storage protective coating is applied to heated granules; the said coating is prepared out of homogenised mixture of bauxite and acrylic polymer or copolymer, or 50-80% polymer or copolymer of vinyl acetate diluted in water, or synthetic oils. ^ EFFECT: protective coating facilitates wear resistance and resistance to adhesion, it also reduces dust generating. ^ 3 cl, 4 tbl |
