Method for producing metal or alloy articles

Details Method for producing metal or alloy articles Method for producing metal or alloy articles

1986-04-24

1988-01-26

Lechert, Jr., Stephen J.

Powder metallurgy processes

Powder metallurgy processes with heating or sintering

Powder shape or size characteristics

419 29, 419 32, 419 34, 419 36, 419 37, 419 53, 419 54, 419 60, B22F 100

Patent

active

047215992

ABSTRACT:
Metal or alloy articles having complicated shapes can be produced with high precision by injection molding a kneaded mixture of a metal or alloy powder and an organic binder comprising a special methylcellulose, a plasticizer, a lubricant and water, followed by removal of the organic binder and sintering.

REFERENCES:
patent: 3940269 (1976-02-01), Bergstrom
patent: 3989518 (1976-11-01), Ruecki
patent: 4133480 (1978-09-01), Rivers
patent: 4391772 (1983-07-01), Bonnor et al.
patent: 4595558 (1986-06-01), Baldwin et al.
patent: 4637900 (1987-01-01), Frederickson
patent: 4643873 (1987-02-01), Hayes
patent: 4664883 (1987-05-01), Melody et al.

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