CATALYST FOR CLEANING EXHAUST GAS, ITS PRODUCTION AND METHOD FOR CLEANING EXHAUST GAS

PROBLEM TO BE SOLVED: To inhibit the sulfur poisoning of an NOx occlusion material and to enhance durability. SOLUTION: This catalyst for cleaning exhaust gas has a support containing at least titania particles and another porous oxide. The titania particles in the support are ultrafine particles ha...

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Hauptverfasser:	HAYASHI KIYOTAKA, HACHISUGA ICHIRO, HIRAYAMA HIROSHI, HIRATA HIROTO, MURATA KATSUYUKI, IKEDA YASUO
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION THEIR RELEVANT APPARATUS TRANSPORTING
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Zusammenfassung:	PROBLEM TO BE SOLVED: To inhibit the sulfur poisoning of an NOx occlusion material and to enhance durability. SOLUTION: This catalyst for cleaning exhaust gas has a support containing at least titania particles and another porous oxide. The titania particles in the support are ultrafine particles having