Improved lining for aluminum production furnace

Details Improved lining for aluminum production furnace Improved lining for aluminum production furnace

1995-05-26

1996-10-01

Valentine, Donald R.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

C25C 308

Patent

active

055608094

ABSTRACT:
There is provided a sidewall lining for use in an electrolytic reduction cell for the production of aluminum by reduction of alumina in a molten fluroide electrolyte, the lining consisting essentially of a ceramic material having a density of at least 95% of theoretical density and at least closed porosity, the ceramic material selected from the group consisting of silicon carbide, silicon nitride and boron carbide.

REFERENCES:
patent: 2915442 (1959-12-01), Lewis
patent: 2971899 (1961-02-01), Hanink et al.
patent: 3428545 (1969-02-01), Johnson
patent: 4592820 (1986-06-01), McGeer
patent: 4865701 (1989-09-01), Beck et al.

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