Ringing Thunder: Tomb Treasures from Ancient China Selections of Eastern Zhou Dynasty Material Form the Hubei Provincial Museum, People's Republic of China
Saint-Gobain Abrasives Technology Company - Worcester MA
International Classification:
C23C 410
US Classification:
427447, 427453, 427222, 427227
Abstract:
Plasma spraying a substrate using particles having a ceramic coating on a combustible core, which may optionally be burned out before spraying, gives a potential for a thicker more conformable protective coat.
Chromia Spray Powders And A Process For Making The Same
Sung H. Yu - Shrewsbury MA Howard Wallar - Rutland MA
Assignee:
Saint-Gobain Ceramics Plastics, Inc. - Worcester MA
International Classification:
C04B 3510
US Classification:
501132
Abstract:
Particles particularly useful for thermal spraying a wear resistant coating on to a substrate comprise an essentially single phase crystalline structure comprising from 45 to 100% by weight of chromia and from 0 to 55% by weight of alpha alumina.
Sung H. Yu - Shrewsbury MA, US Howard Wallar - Shrewsbury MA, US
Assignee:
Saint-Gobain Ceramics and Plastics, Inc. - Worcester MA
International Classification:
C04B 35/12
US Classification:
501126, 501127, 501132, 423607
Abstract:
Particles particularly useful for thermal spraying a wear resistant coating on to a substrate comprise an essentially single phase crystalline structure comprising from 45 to 99% by weight of chromia and 55 to 1% by weight of alpha alumina.
Howard Wallar - Worcester MA Robert F. Quinlivan - Rutland MA Sung H. Yu - Worcester MA
Assignee:
Saint-Gobain Industrial Ceramics, Inc. - Worcester MA
International Classification:
C04B 3512
US Classification:
501126, 423607, 264117, 23313 R
Abstract:
It is found that calcining chromium oxide powders having a particle size component smaller than 10 microns reduces the volume proportion of smaller particles and increases the general uniformity of particle sizes in the distribution and the roundness of the particles.