Plastic and nonmetallic article shaping or treating: processes – Outside of mold sintering or vitrifying of shaped inorganic... – Utilizing chemically reactive atmosphere other than air – per...
Patent
1995-03-06
1997-06-03
Derrington, James
Plastic and nonmetallic article shaping or treating: processes
Outside of mold sintering or vitrifying of shaped inorganic...
Utilizing chemically reactive atmosphere other than air, per...
264344, 264656, C04B 3332, C04B 3806
Patent
active
056351216
ABSTRACT:
Making denser ceramic sinters by carrying out the sintering operation at elevated temperatures and in 100% oxygen at a pressure of at least 1.5 atmospheres, and then cooling the sinter without control of the ambient atmosphere. The product has a bulk density of at least 98% of the theoretical density of the sinter.
REFERENCES:
patent: 2799912 (1957-07-01), Gregor
patent: 2956024 (1960-10-01), Maxson
patent: 2960744 (1960-11-01), Blank
patent: 3027327 (1962-03-01), Blank
patent: 3853973 (1974-12-01), Hardtl
patent: 4726921 (1988-02-01), Nishigaki
patent: 5039464 (1991-08-01), Wank
Alpha Industries
Derrington James
LandOfFree
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