Compositions: ceramic – Ceramic compositions – Refractory
Patent
1991-05-07
1992-03-31
Dixon, Jr., William R.
Compositions: ceramic
Ceramic compositions
Refractory
501102, 252 12, 428697, 428701, C04B 3512, C04B 3548
Patent
active
051008483
ABSTRACT:
An oxide type solid lubricant is made up of a sintered composite ceramic mass of Cr.sub.2 O.sub.3 and Na.sub.2 ZrO.sub.3 and has a Cr.sub.2 O.sub.3 content in the range of from 20 to 50% by weight.
REFERENCES:
patent: 3409549 (1968-11-01), Freeman
patent: 3711171 (1971-01-01), Orkin et al.
patent: 3808130 (1974-04-01), Schiefer et al.
patent: 4374897 (1983-02-01), Yamaguchi
Enomoto Yuji
Umeda Kazunori
Agency of Industrial Science and Technology
Dixon Jr. William R.
Ministry of International Trade and Industry
Schull Lisa M.
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