Powder additive

Details Powder additive Powder additive

2008-06-24

2008-06-24

King, Roy (Department: 1793)

Specialized metallurgical processes, compositions for use therei

Compositions

Loose particulate mixture containing metal particles

C419S030000

Reexamination Certificate

active

07390345

ABSTRACT:
The invention concerns a powder metallurgical composition comprising a major amount of an iron-based metal powder and a minor amount of carbon black. The amount of carbon black is between 0.001 and 0.2% by weight, preferably between 0.01 to 0.1% by weight.

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patent: 3495958 (1970-02-01), Talmage
patent: 5443787 (1995-08-01), Mori et al.
patent: 5782954 (1998-07-01), Luk
patent: 6602315 (2003-08-01), Hendrickson et al.
patent: 573077 (1945-11-01), None
patent: 7-157838 (1995-06-01), None

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