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Method for manufacturing articles for high temperature use, and articles made therewith

United States Patent

February 28, 2006
View the Complete Patent at the US Patent & Trademark Office
A method for manufacturing an article for use in a high-temperature environment, and an article for use in such an environment, are presented. The method comprises providing a substrate; selecting a desired vertical crack density for a protective coating to be deposited on the substrate; providing a powder, wherein the powder has a size range selected to provide a coating having the desired vertical crack density; and applying a thermal-sprayed coating to the substrate, the coating having the desired vertical crack density, wherein the powder is used as a raw material for the coating.
Wang; Hongyu (Hockessin, DE), Mitchell; David Joseph (Niskayuna, NY), Lau; Yuk-Chiu (Ballston Lake, NY), Henry; Arnold Thomas (Gloversville, NY)
General Electric Company (Niskayuna, NY)
11/ 040,796
January 14, 2005
FEDERAL RESEARCH STATEMENT This invention was first conceived or reduced to practice in the performance of work under contract OEFCO2OOCH11047 with the United States Department of Energy. The United States of America may have certain rights to this invention.