The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 25, 2014

Filed:

Dec. 19, 2008
Applicants:

Glen Harold Kirby, Liberty Township, OH (US);

Brett Allen Boutwell, West Chester, OH (US);

Ming Fu, Hamilton, OH (US);

Bangalore Aswatha Nagaraj, West Chester, OH (US);

Brian Thomas Hazel, West Chester, OH (US);

Inventors:

Glen Harold Kirby, Liberty Township, OH (US);

Brett Allen Boutwell, West Chester, OH (US);

Ming Fu, Hamilton, OH (US);

Bangalore Aswatha Nagaraj, West Chester, OH (US);

Brian Thomas Hazel, West Chester, OH (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B 9/00 (2006.01); B32B 19/00 (2006.01); B32B 9/04 (2006.01); B32B 13/04 (2006.01); F03B 3/12 (2006.01); F03B 7/00 (2006.01); F03D 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

Calcium magnesium aluminosilicate (CMAS) mitigation compositions selected from rare earth elements, rare earth oxides, zirconia, hafnia partially or fully stabilized with alkaline earth or rare earth elements, zirconia partially or fully stabilized with alkaline earth or rare earth elements, magnesium oxide, cordierite, aluminum phosphate, magnesium silicate, and combinations thereof when the CMAS mitigation composition is included as a separate CMAS mitigation layer in an environmental barrier coating for a high temperature substrate component.


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