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US 8,431,228 B2Granted
Ceramic component with surface resistant to hot gas and method for the production thereof
AssigneeSiemens Aktiengesellschaft
InventorHolger Grote
Life of this patent
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Abstract
The invention relates to a ceramic component comprising a surface which is resistant to hot gas, and a method for the production thereof. Said ceramic component comprises a ceramic body and a surface which is resistant to hot gas. According to the invention, the surface which is resistant to hot gas is provided with a poorly reactive mineral coating.
Claims6
A ceramic component, comprising:
- a ceramic body having a surface resistant to hot gas wherein the ceramic body consisting of about 10% to about 50% by mass mullite and about 50% to about 90% by mass corundum;
- a coating arranged on the hot gas resistant surface of the ceramic body, where the coating is based on spinel;
- and,
- wherein the ceramic component is exposed to operating temperatures in excess of 1000° C.
1 more element
Dependencies are inferred from the claim text.