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FRICTION- AND WEAR-REDUCING COATING

United States Patent Application

*** PATENT GRANTED ***
20100028641
8,039,096
A1
View the Complete Application at the US Patent & Trademark Office
A coating includes a first layer of a ceramic alloy and a second layer disposed on the first layer and including carbon. The coating has a hardness of from 10 to 20 GPa and a coefficient of friction of less than or equal to 0.12. A method of coating a substrate includes cleaning the substrate, forming the first layer on the substrate, and depositing the second layer onto the first layer to thereby coat the substrate.
Zhu, Dong (Farmington Hills, MI), Milner, Robert (Warren, MI), Elmoursi, Alaa AbdelAzim (Troy, MI)
Eaton Corporattion (Cleveland OH)
12/ 493,713
June 29, 2009
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0002] The invention described herein was made in the course of research under Department of Energy Grant No. DE-FG36-06GO16054. The federal government may have certain rights in the invention.