| abstract |
FIELD: concentration of minerals. n SUBSTANCE: proposed floatation collector includes primary distilled amines of fraction C 10-14 and hydroxyl-containing compounds at the following ratio of reagents, wt-%: primary distilled amines, 40-80; hydroxyl-containing compounds, 60-20. Hydroxyl-containing compound is just mixture of isobutanol with aliphatic alcohols, cyclic alcohols and alcohols of dioxane or terpenic series at the following relationship: (2.5-3.5):1. n EFFECT: improved properties; high technological parameters. n 6 cl, 3 tbl, 18 ex |