Cemented hard metal

Details Cemented hard metal Cemented hard metal

1979-02-28

1981-11-17

Schafer, Richard E.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

75203, 75204, 75205, 75241, 75242, 75244, C22C 2900, C22C 105

Patent

active

043009522

ABSTRACT:
An improvement in a cemented hard metal is disclosed. A molybdenum-tungsten-carbonitride is disclosed having the structure of tungsten carbide wherein the molybdenum and/or tungsten are at least partly substituted for by a metal selected from the group consisting of Cr, Nb, Ta, V, Re and mixtures thereof. The carbonitride may be mixed with a binder metal and sintered in a conventional manner to form a dense, substantially pore-free material.

REFERENCES:
patent: 3971656 (1976-07-01), Rudy
patent: 3994692 (1976-11-01), Rudy
patent: 4049876 (1977-09-01), Yamamoto et al.
patent: 4101318 (1978-07-01), Rudy
patent: 4120719 (1978-10-01), Nomura et al.
patent: 4145213 (1979-03-01), Oskarsson et al.
patent: 4150984 (1979-04-01), Tanaka et al.
patent: 4212671 (1980-07-01), Ettamayer et al.

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