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Case hardenable nickel-cobalt steel

United States Patent

April 17, 2012
View the Complete Patent at the US Patent & Trademark Office
An advanced secondary hardening carburized Ni--Co steel achieves an improved case hardness of about 68-69 Rc together with nominal core hardness of about 50 Rc.
Qian; Yana (Sunnyvale, CA), Olson; Gregory B. (Evanston, IL)
Northwestern University (Evanston, IL)
12/ 459,477
July 1, 2009
CONTRACTUAL ORIGIN OF THE INVENTION This invention was made with government support under Contract No. DE-FG07-011D14026 awarded by the Department of Energy. The Government has certain rights in the invention.