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.

Patent No.:

US 6960395 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 01, 2005

Filed:

Dec. 30, 2003
Applicants:

Irene Spitsberg, Loveland, OH (US);

Venkat Subramanian Venkataramani, Clifton Park, NY (US);

Brett Allen Boutwell, Liberty Township, OH (US);

Mark Daniel Gorman, West Chester, OH (US);

Inventors:

Irene Spitsberg, Loveland, OH (US);

Venkat Subramanian Venkataramani, Clifton Park, NY (US);

Brett Allen Boutwell, Liberty Township, OH (US);

Mark Daniel Gorman, West Chester, OH (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B015/04 ; C03C016/00 ; F03B003/12 ;
U.S. Cl.
CPC ...
Abstract

Ceramic compositions comprising at least about 91 mole % zirconia and up to about 9 mole % of a stabilizer component comprising a first metal oxide having selected from the group consisting of yttria, calcia, ceria, scandia, magnesia, india and mixtures thereof. This stabilizer component further comprises a second metal oxide of a trivalent metal atom selected from the group consisting of lanthana, gadolinia, neodymia, samaria, dysprosium, and mixtures thereof and a third metal oxide of a trivalent metal atom selected from the group consisting of erbia, ytterbia and mixtures thereof. These ceramic compositions are useful in preparing thermal barrier coatings having reduced thermal conductivity for the metal substrate of articles that operate at, or are exposed to, high temperatures.


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Spitsberg, Irene. (2005). Ceramic compositions useful for thermal barrier coatings having reduced thermal conductivity (U.S. Patent No. 6960395). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6960395

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