Segregation-free metallurgical powder blends using polyvinyl pyr

Details Segregation-free metallurgical powder blends using polyvinyl pyr Segregation-free metallurgical powder blends using polyvinyl pyr

1990-01-17

1991-12-03

Yee, Deborah

Specialized metallurgical processes, compositions for use therei

Compositions

Loose particulate mixture containing metal particles

75255, B22F 100

Patent

active

050697145

ABSTRACT:
An improved metallurgical powder composition of a ferrous powder and at least one of an alloying powder, a lubricant or other additive. Lining, dusting and/or segregation of the composition is prevented by use of a polyvinyl pyrrolidone binding agent.

REFERENCES:
patent: 4578114 (1986-03-01), Rangaswamy et al.
patent: 4871497 (1989-10-01), Natori et al.

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