Zoned catalyst for treating exhaust gas

Provided is a system for treating an exhaust gas comprising a first SCR catalyst zone comprising an iron loaded medium- or large-pore molecular sieve having a first ammonia storage capacity; and a second SCR catalyst zone comprising a copper loaded small-pore molecular sieve having a second ammonia...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Andrew Newman, Tim Genschow, Isabel Zoe Tingay, Olivier Sonntag, Gudmund Smedler
Format:	Patent
Sprache:	eng
Schlagworte:	PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TRANSPORTING
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