abstract |
ABSTRACT OF THE DISCLOSURE A three-way catalyst of active aluminum oxide, palladium, rhodium, and cerium dioxide, contains 5 to 20%-wt CeO2 if the A12O3 is present as the bulk-material carrier, and 25 to 50%-wt CeO2 if the A12O3 is present as a coating on a honeycomb-structured inert carrier. |