| 摘要 |
FIELD: non-ferrous metallurgy; processing of zinc sludge and other zinc-containing materials by Waelz process. ^ SUBSTANCE: charge for Waelz process of zinc-containing materials includes zinc-containing material, coke breeze, anthracite and additionally limestone at the following ratio of ingredients, mass-%: coke breeze, 8-14; anthracite, 14-18; limestone, 1-3; the remainder being zinc-containing material. ^ EFFECT: reduced consumption of coke breeze at retained and improved parameters of Waelz process. ^ 1 tbl, 1 ex |
