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US 2011/0086179 A1Published application
Thermal barrier coating with a plasma spray top layer
AssigneeUnited Technologies Corporation
InventorsKevin W. Schlichting, Michael J. Maloney, David A. Litton, Melvin Freling, John G. Smeggil, David Snow
Life of this patent
Estimating the term…
Abstract
A turbine engine component has a substrate, a thermal barrier coating deposited onto the substrate, and a sealing layer of ceramic material on an outer surface of the thermal barrier coating for limiting molten sand penetration.
Claims11
1-14. (canceled)
A method for forming a coating on a turbine engine component comprising the steps of:
- forming a thermal barrier coating on a surface of said turbine engine component;
- and
- plasma spraying a sealing layer onto said thermal barrier coating.
24-33. (canceled)
Dependencies are inferred from the claim text.