Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 2, 2019
Patent Application Number
15078978
Date Filed
March 23, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
A blade outer airseal has a body comprising: an inner diameter (ID) surface; an outer diameter (OD) surface; a leading end; and a trailing end. The airseal body has a metallic substrate and a coating system atop the substrate along at least a portion of the inner diameter surface. At least over a first area of the inner diameter surface, the coating system comprises an abradable layer and a thermal barrier layer between the abradable layer and the substrate; and the thermal barrier layer comprises a ceramic and metallic phases within the ceramic.
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