FIELD: metallurgy; melting in furnaces with cooled walls. SUBSTANCE: proposed method includes heating molten metal and slag at the top by means of heater and acting on walls by heater; continuous film of melted slag is formed between cooled walls and heater through pneumatic action on melted slag bath. EFFECT: reduction of losses of heat by furnace wall by 4 times. 1 ex
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Authors
Dates
2003-02-20—Published
2000-10-19—Filed