Specialized metallurgical processes – compositions for use therei – Compositions – Consolidated metal powder compositions
Reexamination Certificate
2005-02-08
2005-02-08
Yee, Deborah (Department: 1742)
Specialized metallurgical processes, compositions for use therei
Compositions
Consolidated metal powder compositions
C075S240000
Reexamination Certificate
active
06852143
ABSTRACT:
A turbo component for a turbocharger in which heat resistance, corrosion resistance, and wear resistance is superior, and in which the cost is further lowered, is provided. In the turbo component, the overall composition is, in ratio by mass, Cr: 23.8 to 44.3%, Mo: 1.0 to 3.0%, Si: 1.0 to 3.0%, P: 0.1 to 1.0%, C: 1.0 to 3.0%, and the balance of Fe and inevitable impurities, and carbide is dispersed in the matrix at a density ratio of 95% or more.
REFERENCES:
patent: 4345943 (1982-08-01), Takahashi et al.
patent: 359016952 (1984-01-01), None
Hayashi Koichiro
Mogami Michiharu
Hitachi Powdered Metals Co. Ltd.
Oliff & Berridg,e PLC
Yee Deborah
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