Prosthesis formed from dispersion strengthened cobalt-chromium-m

Details Prosthesis formed from dispersion strengthened cobalt-chromium-m Prosthesis formed from dispersion strengthened cobalt-chromium-m

1987-01-27

1987-12-22

Terapane, John F.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Bone

623 23, 75235, 419 19, 419 28, 148408, 420436, 420437, 420439, B22F 100, C22C 1907, C22C 2912

Patent

active

047144688

ABSTRACT:
A dispersion strengthened cobalt-chromium-molybdenum alloy produced by gas atomization containing a fine oxide dispersion, and characterized, after fabrication by gas atomization, thermomechanical processing and further high temperature exposure, by excellent corrosion resistance, high fatigue strength, high ductility and high temperature stability; a process for producing said alloy and prostheses formed from said alloy.

REFERENCES:
patent: 3356542 (1967-12-01), Smith
patent: 3591362 (1971-07-01), Benjamin
patent: 3649256 (1972-03-01), Fletcher
patent: 3865585 (1975-02-01), Rademacher
patent: 4012229 (1977-03-01), Herchenroeder et al.
Gessinger, Powder Metallurgy of Superalloys, Butterworths, Boston Mass., (1984), p. 22.
Klar et al, "Atomization", Metals Handbook, 9th Ed., vol. 7, 1984, pp. 25-38.

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