Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1980-11-28
1982-05-25
Shine, W. J.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
4232135, B01J 2104, B01J 2310, B01J 2342, B01J 2344
Patent
active
043315658
ABSTRACT:
An alumina base catalyst carrier material which is thermally stable and possesses a high surface area consisting of a cerium oxide coating on active alumina granules. The carrier is prepared by the precipitation of cerium hydroxide from an aqueous slurry of the alumina granules also containing the water soluble salts of cerium.
REFERENCES:
patent: 3903020 (1975-09-01), Sergeys et al.
patent: 3951867 (1976-04-01), Howell
patent: 3956188 (1976-05-01), Hindin et al.
patent: 3993572 (1976-11-01), Hindin et al.
patent: 4096096 (1978-06-01), Nishikawa et al.
Bedford Raymond E.
Schaefer Carl F.
Carter Sidney
General Motors Corporation
Shine W. J.
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