Production of billet and extruded products from particulate mate

Details Production of billet and extruded products from particulate mate Production of billet and extruded products from particulate mate

1985-12-23

1987-03-03

Lechert, Jr., Stephen J.

Powder metallurgy processes

Powder metallurgy processes with heating or sintering

Powder pretreatment

264 58, 264 65, 264125, 2641761, 419 23, 419 24, 419 41, 419 44, 419 48, 419 53, 419 60, B22F 100

Patent

active

046474269

ABSTRACT:
Methods and apparatus are disclosed for consolidating loose or pre-compressed particulate materials, such as metal powder or metal flakes, in press equipment utilizing a reusable canister means that is sealed in vacuum from the atmosphere and heated prior to consolidation in the press equipment at elevated pressures and temperatures, thereby improving utilization of the press equipment.

REFERENCES:
patent: Re31355 (1983-08-01), Rozmus
patent: 4041742 (1977-08-01), Rozmus
patent: 4142888 (1979-03-01), Rozmus
patent: 4478787 (1984-10-01), Nadkarni et al.
patent: 4602952 (1986-07-01), Greene et al.

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