Compositions: ceramic – Ceramic compositions – Refractory
Patent
1986-09-26
1988-03-22
Dixon, Jr., William R.
Compositions: ceramic
Ceramic compositions
Refractory
501 89, 501 90, 501 95, 501133, C04B 3510, C04B 3514
Patent
active
047328789
ABSTRACT:
A shaped article comprises a continuous alumina-silica first phase, an in-situ generated discontinuous carbon second phase, and optionally a discontinuous silicon carbide third phase, said article being stable to an oxidative atmosphere when heated to 1300.degree. C. for at least 30 minutes.
REFERENCES:
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patent: 3632709 (1972-01-01), Hayes et al.
patent: 3663182 (1972-05-01), Hamling
patent: 3709706 (1973-01-01), Sowman
patent: 3795524 (1974-03-01), Sowman
patent: 3846527 (1974-11-01), Winter et al.
patent: 3982955 (1976-09-01), Mansmann et al.
patent: 4010233 (1977-03-01), Winter et al.
Everitt George F.
Johnson Terence P.
Pham Lien-Huong T.
Dixon Jr. William R.
Minnesota Mining and Manufacturing Company
Sell Donald M.
Sherman Lorraine R.
Smith James A.
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