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Method of forming a ceramic matrix composite and a ceramic matrix component

United States Patent

9,663,404
May 30, 2017
View the Complete Patent at the US Patent & Trademark Office
A method of forming a ceramic matrix composite component includes providing a formed ceramic member having a cavity, filling at least a portion of the cavity with a ceramic foam. The ceramic foam is deposited on a barrier layer covering at least one internal passage of the cavity. The method includes processing the formed ceramic member and ceramic foam to obtain a ceramic matrix composite component. Also provided is a method of forming a ceramic matrix composite blade and a ceramic matrix composite component.
de Diego; Peter (Greenville, SC), Zhang; James (Simpsonville, SC)
General Electric Company (Schenectady, NY)
13/ 342,498
20130171426
January 3, 2012
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH This invention was made with Government support under contract number DE-FC26-05NT42643 awarded by the Department of Energy. The Government has certain rights in the invention.