Plasma spray powder

Details Plasma spray powder Plasma spray powder

1981-11-27

1983-07-26

Lewis, Michael L.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 05BC, 75251, 427 34, 427423, B22F 100

Patent

active

043952798

ABSTRACT:
A plasma spray powder having a substantially uniform composition consisting essentially of a metal selected from the group consisting of cobalt, nickel, iron, mixtures and alloys thereof the balance consisting essentially of tungsten and carbon in a ratio of about one mole of carbon per one mole of tungsten wherein the ratio of iron and nickel to cobalt is at least about 4 to one.

REFERENCES:
patent: 3211386 (1965-10-01), Frehn
patent: 3515540 (1970-06-01), Meadows
patent: 3698055 (1972-10-01), Holtz, Jr.
patent: 3936295 (1976-02-01), Cromwell et al.
patent: 4025334 (1977-05-01), Cheney et al.
patent: 4075371 (1978-02-01), Patel
patent: 4275124 (1981-06-01), McComas

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