Catalyst for purification of exhaust gas

Details Catalyst for purification of exhaust gas Catalyst for purification of exhaust gas

1990-10-23

1993-04-13

Shine, W. J.

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

Catalyst or precursor therefor

Metal, metal oxide or metal hydroxide

4232135, B01J 2104, B01J 2106, B01J 2310, B01J 2358

Patent

active

052023001

ABSTRACT:
A catalyst composition comprising a refractory support having deposited thereon an active layer containing a platinum group metal component comprising an alumina component having the platinum group metals rhodium and palladium dispersed thereon, a cerium compound, a strontium compound, and a zirconium compound.

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patent: 4056489 (1977-11-01), Hindin et al.
patent: 4294726 (1981-10-01), Bozon et al.
patent: 4581343 (1986-04-01), Blanchard et al.
patent: 4587231 (1986-05-01), Sawamura et al.
patent: 4678770 (1987-07-01), Wan et al.
patent: 4680282 (1987-07-01), Blanchard et al.
patent: 4857499 (1989-08-01), Ito et al.

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