Magnesia-calcium oxide refractories

Compositions: ceramic – Ceramic compositions – Refractory


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501113, 501121, 501123, C04B 3504




Disclosed are a magnesia-calcium oxide refractory product comprising (i) about 100 parts by weight of a refractory aggregate consisting essentially of about 20 to about 95% by weight of MgO and about 80 to about 5% by weight of CaO and (ii) about 0.5 to about 5 parts by weight of aragonite-type calcium carbonate, and a process for preparing the same.

patent: 3141784 (1954-07-01), King et al.
patent: 3231402 (1966-01-01), Leatham
patent: 3262795 (1966-07-01), Davies et al.
patent: 3276882 (1966-10-01), Buntenback et al.
patent: 3293053 (1966-12-01), Alper et al.
patent: 4054464 (1977-10-01), Thorn et al.


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