Exhaust gas purifying catalyst suppressing the generation of hyd

Details Exhaust gas purifying catalyst suppressing the generation of hyd Exhaust gas purifying catalyst suppressing the generation of hyd

1991-12-20

1994-02-15

Fourson, George

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Metal, metal oxide or metal hydroxide

502527, B01J 2300

Patent

active

052866998

ABSTRACT:
An exhaust gas purifying catalyst suppressing the generation of hydrogen sulfide obtained by coating and supporting on a honeycomb carrier of a monolithic structure a catalyst composition containing (a) activated alumina supporting platinum and/or palladium in the range of 5 to 30 weight % and rhodium in the range of 1 to 20 weight %, (b) a cerium oxide and (c) activated alumina, and optionally (d) an alkali metal and/or (e) a nickel oxide.

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