Compositions: ceramic – Ceramic compositions – Refractory
Reexamination Certificate
2008-03-25
2008-03-25
Group, Karl E (Department: 1793)
Compositions: ceramic
Ceramic compositions
Refractory
C501S152000, C428S701000, C428S702000, C427S429000, C427S430100, C427S421100, C427S255380, C427S397700, C427S397800
Reexamination Certificate
active
11270355
ABSTRACT:
The present invention relates to a ceramic material containing yttrium silicate which further contains zirconium, and to the use of said ceramic material as a heat and/or corrosion protection layer, and to a process for preparing coatings with said ceramic material.
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patent: 6548190 (2003-04-01), Spitsberg et al.
patent: 10250037 (2004-05-01), None
patent: 1142852 (2001-10-01), None
patent: 64-51379 (1989-02-01), None
J. D. Webster et al.; Oxidation Protection Coatings for C/SiC Based on Yttrium Silicate; Journal of European Ceramic Society; vol. 18; pp. 2345-2350; 1998.
Isao Yuri et al; Recession Rate Prediction for Ceramic Materials in Combustion Gas Flow; ASME Turbo Expo 2003; Publication GT2003-38886.
Hagen Klemm et al; Corrosion of Ceramic Materials in Hot Gas Environment; 2004.
Duetsches Zentrum fur Luft und Raumfahrt E.V.
Group Karl E
Harness Dickey & Pierce PLC
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