Chrome oxide refractory composition

Details Chrome oxide refractory composition Chrome oxide refractory composition

1990-04-19

1991-06-04

Group, Karl

Compositions: ceramic

Ceramic compositions

Refractory

501115, C04B 3512

Patent

active

050213750

ABSTRACT:
Chrome oxide refractory materials which are a mixture of coarse fused chrome oxide particles and fine chrome oxide particles are disclosed as resistant to silica attack. The refractory materials have a Cr.sub.2 O.sub.3 content of at least about 98.5% and substantially no MgO.

REFERENCES:
patent: 3759728 (1973-09-01), Miller et al.
patent: 3773531 (1973-11-01), Manigault
patent: 4366256 (1982-12-01), Mortl
patent: 4435514 (1984-03-01), Hartline
patent: 4490474 (1984-12-01), Staten
patent: 4544643 (1985-10-01), Fraser
patent: 4724224 (1988-02-01), Staley, Jr. et al.
patent: 4792538 (1988-12-01), Pavlica et al.

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