Catalyst for the diminution of automobile exhaust gases

Details Catalyst for the diminution of automobile exhaust gases Catalyst for the diminution of automobile exhaust gases

1975-01-20

1976-03-16

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252466B, 252466PT, 4232135, B01J 2104, B01J 2340, B01J 2374

Patent

active

039445046

ABSTRACT:
A catalyst for the diminution of automobile pollution and a method for forming the catalyst are described. The catalyst comprises a metal alloy substrate having a specified composition, an oxide layer containing a large proportion of alumina on the surface of the alloy and a surface layer comprising from 60 to 100% platinum and from 0 to 40% palladium.

REFERENCES:
patent: 3437605 (1969-04-01), Keith
patent: 3565574 (1971-02-01), Kearby et al.
patent: 3773894 (1973-11-01), Bernstein et al.

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