Catalyst for purifying exhaust gas and method for purifying exha

Details Catalyst for purifying exhaust gas and method for purifying exha Catalyst for purifying exhaust gas and method for purifying exha

1995-02-17

1999-09-14

Langel, Wayne

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Mixture is exhaust from internal-combustion engine

4232132, B01D 5368

Patent

active

059519568

ABSTRACT:
A catalyst for purifying an exhaust gas for simultaneously removing carbon monoxide, hydrocarbons and nitrogen oxides contained in the exhaust gas under an oxygen rich atmosphere, comprising a carrier composed of a porous material, and barium oxide, lanthanum oxide and platinum supported on the carrier, and a method for purifying an exhaust gas by bringing the exhaust gas under an oxygen rich atmosphere into contact with the above-mentioned catalyst.

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Translation of JP-62-106826 (Koichi Saito, et al.), First published 1989.
Yamashita, H, et al. "Oxidative Coupling of Methane with Peroxide Ions over Barium-Lanthanum-Oxygen Mixed Oxide", Applied Catalysis A:General, vol. 79, pp. 203-214 (1991).
Official Translation of Japanese Kokai 03-068,451, Mar. 1991.

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