FIELD: metallurgy.
SUBSTANCE: invention relates to metallurgy field, particularly to thermal-electric metallurgical processes at manufacturing of ferroalloys with usage of carbothermic reduction. In the capacity of carbon-bearing material it is used coke breeze, received at wet quenching of coke, and black coal at following mass ratio of components (by carbon), % : coke breeze 10-90, black coal is the rest.
EFFECT: invention provides increasing of electric resistance and reactivity of restorative, and also reduction of cost price of restorative, expanding of raw materials base for receiving of compressed restoratives ensured by utilisation of coke dust.
6 cl, 10 ex
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Authors
Dates
2010-02-10—Published
2008-01-09—Filed