Abgasreinigungskatalysator

An exhaust gas emission control catalyst includes an under catalyst layer containing catalyst particles of platinum and rhodium and a crystalline metal silicate support for supporting the catalyst particles and an over catalyst layer, coated on the under catalyst layer, containing catalyst particles...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	TAKAMI, AKIHIDE, KYOGOKU, MAKOTO, MURAKAMI, HIROSHI, IWAKUNI, HIDEHARU
Format:	Patent
Sprache:	ger
Schlagworte:	BLASTING CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY ENGINE PLANTS IN GENERAL GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNALCOMBUSTION ENGINES GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES ORENGINES IN GENERAL HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION STEAM ENGINES THEIR RELEVANT APPARATUS TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	An exhaust gas emission control catalyst includes an under catalyst layer containing catalyst particles of platinum and rhodium and a crystalline metal silicate support for supporting the catalyst particles and an over catalyst layer, coated on the under catalyst layer, containing catalyst particles of palladium.