US Patent 7517510 Layered catalyst composite
Patent 7517510 was granted and assigned to BASF on April, 2009 by the United States Patent and Trademark Office.
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A layered, three-way conversion catalyst having the capability of simultaneously catalyzing the oxidation of hydrocarbons and carbon monoxide and the reduction of nitrogen oxides is disclosed. In one or more embodiments, the catalyst comprises three layers in conjunction with a carrier: a first layer deposited on the carrier and comprising palladium deposited on a refractory metal oxide and an oxygen storage component; a second layer deposited on the first layer and comprising rhodium deposited on a refractory metal oxide and an oxygen storage component; and a third layer deposited on the second layer and comprising palladium deposited on a refractory metal oxide.
US Patent 07517510 Layered catalyst composite US Patent 7517510 Layered catalyst composite
US Patent 07517510 Layered catalyst composite
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