| 摘要 |
FIELD: mining.SUBSTANCE: invention relates to concentration of precious ores from mining enrichment tailings. Extraction of at least one first substance from the mix containing at least one said first substance in amount of 0.001-1.0 wt % per mix and at least one second substance comprises the steps that follow. (A) Bringing said mix in contact with at least one surfactant. (B) Adding at least one dispersant, if required. (C) Processing of dispersion by at least one hydrophobic magnetic particle. (D) Separation of boded product of stage (C) from the mix by application of magnetic field. (E) Disintegration of separated bonded product from stage (D).EFFECT: higher efficiency of extraction.9 cl |
