Carbothermic production of aluminium

Details Carbothermic production of aluminium Carbothermic production of aluminium

1979-08-07

1980-10-07

Andrews, M. J.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 10R, 75 25, C22B 2102

Patent

active

042266181

ABSTRACT:
In a process for production of aluminium metal carbon monoxide gas evolved at very high temperature through reaction of aluminium carbide and alumina is cooled by contact with a molten alumina slag at a lower temperature to cause back reaction of contained aluminium suboxide and Al vapor and consequent heat transfer to the contacted molten alumina slag.

REFERENCES:
patent: 4099959 (1978-07-01), Dewing et al.

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