METHOD OF REDUCING AGENT PRODUCTION Russian patent published in 2001 - IPC

FIELD: metallurgical industry; applicable in smelting of ferroalloys, in production of cupola coke and in various fields of nonferrous metallurgy. SUBSTANCE: method includes agglomeration of carbon-containing material and its carbonization at temperature of 700-900 C. Carbon-containing material is used in form of wastes of furniture manufacture- polishing dust or mixture of polishing dust with coke dust. Mixture of furniture polishing dust with coke dust has the following amounts of components, wt.%: polishing dust 75-80; coke dust 20-25. EFFECT: improved quality of ferroalloy due to improved purity of reducing agent, considerable reduction of power consumption and sharply increased material base of coking. 2 cl, 1 tbl