Catalysts for purification of exhaust gases from internal combus

Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants

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4232135, B01J 2104, B01J 2342, B01J 2344, B01J 2346

Patent

active

041838297

ABSTRACT:
Catalysts for purification of exhaust gases from internal combustion engines which are a mixture of aluminum oxide, calcium oxide and one or more of the elements platinum, palladium and rhodium, and method for their use.

REFERENCES:
patent: 3257163 (1966-06-01), Stiles
patent: 3931054 (1976-01-01), Lester
patent: 3939104 (1976-02-01), Campbell et al.
patent: 3956459 (1976-05-01), Whitman et al.
patent: 3966391 (1976-06-01), Hindin et al.

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