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.:
Date of Patent:
May. 12, 2009
Filed:
Dec. 15, 2004
Brian Gleeson, Ames, IA (US);
Bingtao LI, Ames, IA (US);
Daniel J. Sordelet, Ames, IA (US);
William John Brindley, Indianapolis, IN (US);
Brian Gleeson, Ames, IA (US);
Bingtao Li, Ames, IA (US);
Daniel J. Sordelet, Ames, IA (US);
William John Brindley, Indianapolis, IN (US);
Iowa State University Research Foundation, Inc., Ames, IA (US);
Rolls-Royce Corporation, Indianapolis, IN (US);
Abstract
A method for making an oxidation resistant article, including (a) depositing a layer of a Pt group metal on a substrate to form a platinized substrate; and (b) depositing on the platinized substrate layer of Pt group metal a layer of a reactive element selected from the group consisting of Hf, Y, La, Ce and Zr and combinations thereof to form a surface modified region thereon, wherein the surface modified region includes the Pt-group metal, Ni, Al and the reactive element in relative concentration to provide a γ-Ni+γ'-Ni3Al phase constitution.