Copper-tungsten metal mixture and process

Details Copper-tungsten metal mixture and process Copper-tungsten metal mixture and process

1988-06-29

1991-01-29

Lechert, Jr., Stephen J.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

419 23, 419 36, 419 47, 419 53, 419 37, 419 54, 75248, B22F 100

Patent

active

049883860

ABSTRACT:
A copper-tungsten mixture net-shaped product produced using powder metallurgical techniques with injection molding and liquid phase sintering. The product has a very low leak rate in helium gas, a high thermal conductivity and a rate of thermal expansion which is substantially the same as some glass and ceramic materials.

REFERENCES:
patent: 3438753 (1969-04-01), Kenney et al.
patent: 3685134 (1972-08-01), Blue
patent: 4299889 (1981-11-01), Kato et al.
patent: 4430124 (1984-02-01), Kato

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