Cobalt-base sintered alloy

Details Cobalt-base sintered alloy Cobalt-base sintered alloy

1976-11-24

1978-05-16

Hunt, Brooks H.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

75240, 75246, 75171, B22F 300

Patent

active

040896820

ABSTRACT:
A cobalt-base sintered alloy which comprises: being manufactured from a reduced powder by the conventional powder metallurgy process with said reduced powder as a material powder, said reduced powder being prepared by simultaneously reducing a mixed powder consisting of powders of oxides of elements constituting said sintered alloy with a carbon powder added and mixed therein, and said reduced powder consisting of powders of said constituent elements and powders of carbides thereof; and consisting essentially of, in weight percentage:

REFERENCES:
patent: 2853767 (1958-09-01), Burkhammer
patent: 3096174 (1963-07-01), Helin
patent: 3194468 (1965-07-01), Naeser et al.
patent: 3326676 (1967-06-01), Rubel
patent: 3510292 (1970-05-01), Hardy et al.
patent: 3578443 (1971-05-01), Grant et al.
Metal Progress Data Book, June 1973, pp. 120, 121.

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