Compositions: ceramic – Ceramic compositions – Refractory
Patent
1988-10-28
1991-03-12
Group, Karl
Compositions: ceramic
Ceramic compositions
Refractory
501110, 501114, C04B 3504, C04B 3512
Patent
active
049993259
ABSTRACT:
A rebonded, fused brick resulting from burning a mix consisting essentially of a fused magnesite chrome grain, a fused chrome-magnesite grain or mixtures thereof, and a chrome ore having a Cr.sub.2 O.sub.3 /(Al.sub.2 O.sub.3 +Fe.sub.2 O.sub.3) ratio of at least about 1.15, a maximum silica content of about 3.85, and an Fe.sub.2 O.sub.3 content of less than about 25% by weight.
REFERENCES:
patent: 2671732 (1954-03-01), Birch et al.
patent: 3262797 (1966-07-01), Davies
patent: 3578474 (1971-05-01), Whittemore
patent: 3589919 (1971-06-01), Nelsan et al.
patent: 3726699 (1973-04-01), Nelson et al.
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