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Hot gas path component having cast-in features for near wall cooling

United States Patent

9,938,899
April 10, 2018
View the Complete Patent at the US Patent & Trademark Office
A hot gas path component includes a substrate having an outer surface and an inner surface. The inner surface of the substrate defines at least one interior space. At least a portion of the outer surface of the substrate includes a recess formed therein. The recess includes a bottom surface and a groove extending at least partially along the bottom surface of the recess. A cover is disposed within the recess and covers at least a portion of the groove. The groove is configured to channel a cooling fluid therethrough to cool the cover.
Miranda; Carlos Miguel (Greer, SC), Kottilingam; Srikanth Chandrudu (Simpsonville, SC), Lacy; Benjamin Paul (Greer, SC)
General Electric Company (Schenectady, NY)
14/ 739,791
20160363053
June 15, 2015
FEDERAL RESEARCH STATEMENT The subject matter of this disclosure was made with Government support under Contract No. DE-FC26-05NT42643, awarded by the Department of Energy (DOE), and the Government has certain rights in the subject matter claimed herein.