Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1976-10-26
1978-10-31
Shine, W. J.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252432, 252455R, 252465, 4232135, B01J 2104, B01J 2344
Patent
active
041233913
ABSTRACT:
An auto emission purification catalyst which comprises palladium supported on a carrier composed mainly of .alpha.-alumina having a total porosity volume of 0.05-0.50 cc/g and an average porosity diameter of 0.05-0.5.mu..
REFERENCES:
patent: 3392125 (1968-07-01), Kelly et al.
patent: 3565830 (1971-02-01), Keith et al.
patent: 3741725 (1973-06-01), Graham
patent: 3881696 (1975-05-01), Lepeytre et al.
patent: 3990995 (1976-11-01), McArthur
Bunda Tsuchio
Noguchi Masaaki
Shine W. J.
Toyota Jidosha Kogyo Kabushiki Kaisha
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