Method for regenerating a NOx storage catalyst in the exhaust system of a direct injection spark ignition gasoline engine

In a process to regenerate a nitrogen oxide storage catalytic converter exhaust from a directly injected automotive petrol engine, air is blown directly into the exhaust gases upstream of the catalytic converter. At the instant the gas is blown into the exhaust gases, the engine receives a rich air-...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SCHOEN, CHRISTOF, SCHUETZ, BERNDT, GEIST, ARMIN, BUSCH, MICHAEL-RAINER
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING 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 TRANSPORTING WEAPONS
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