Specialized metallurgical processes – compositions for use therei – Compositions – Consolidated metal powder compositions
Patent
1985-02-20
1986-12-23
Lechert, Jr., Stephen J.
Specialized metallurgical processes, compositions for use therei
Compositions
Consolidated metal powder compositions
75232, 420438, 148408, C22C 2912
Patent
active
046310827
ABSTRACT:
An oxide dispersion strengthened cobalt-chromium superalloy produced by mechanical alloying containing a refractory oxide, preferably yttrium oxide, and characterized by excellent corrosion resistance, high fatigue strength and high temperature stability; and prostheses formed from said superalloy.
REFERENCES:
patent: 3591362 (1971-07-01), Benjamin
patent: 3728088 (1969-08-01), Benjamin
patent: 3749612 (1971-04-01), Benjamin et al.
John S. Benjamin, "Dispersion Strengthened Superalloys by Mechanical Alloying", Metallurgical Transactions, vol. 1, Oct. 1970, p. 2943.
Andrews Henry L.
Gardiner Gregory E.
Brookes Anne
Dryer Mark
Knuth Charles J.
Lechert Jr. Stephen J.
Pfizer Hospital Products Group Inc.
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