catalisador para diminuir a quantidade de óxidos de nitrogênio no gás de descarga de motores de queima pobre

The invention relates to a catalyst for lowering the amount of NO X in the lean exhaust gas from lean burn engines comprising aluminum oxide, magnesium oxide and at least one noble metal of the platinum group of the periodic table of the elements, as well as at least one nitrogen oxides storage mate...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	JULIANE THEIS, RAINER DOMESLE, ULRICH GOEBEL, LUTZ MARC RUWISCH
Format:	Patent
Sprache:	por
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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