Hard metal body

Details Hard metal body Hard metal body

1973-04-09

1976-05-04

Husack, Ralph

Stock material or miscellaneous articles

Composite

Of metal

291822, 291827, 29195, 427248, 427249, 427419, 428539, C23C 1114, C23C 1302, C23D 500

Patent

active

039550389

ABSTRACT:
A sintered hard metal body is provided with a thin wear-resistant surface coating consisting of an outer layer of ceramic oxide and an intermediate layer of carbide or/and nitride.

REFERENCES:
patent: 2872350 (1959-02-01), Homer et al.
patent: 2994124 (1961-08-01), Denny et al.
patent: 3249460 (1966-05-01), Gerry
patent: 3260579 (1966-07-01), Scales
patent: 3313605 (1967-04-01), Gill
patent: 3475161 (1969-10-01), Ramivez
patent: 3640689 (1972-02-01), Glaski et al.
patent: 3719519 (1973-03-01), Perugini
patent: 3721577 (1973-03-01), Woerner

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