| PATENT ASSIGNEE'S COUNTRY | Japan |
| UPDATE | 08.00 |
| PATENT ASSIGNEE |
Aisin Aw Co Ltd Equos Research KK |
| PATENT CLAIMS |
Process for purifying air contg CO & gaseous S compd - Providing composite catalyst comprising Pd, ZnO & TiO2 as active comp., said ZnO being in the form of a particulate carrier supporting said Pd on its surface, said Pd & being dispersed on the surface of particles of the ZnO so as to leave surface areas of the ZnO particles exposed to the air - Contacting the air with the composite catalyst to oxidize CO to CO2 & to adsorb S compd onto exposed surface area of the ZnO - Irradiating said catalyst with light such that said TiO2 oxidi zes said S compd to sulfate which are not poisonous to Pd |
| PATENT PHOTOCOPY | Available on request |
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