The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 07, 2017
Filed:
Apr. 27, 2012
Manuel Moliner Marin, Valencia, ES;
Cristina Franch Marti, Moncofa, ES;
Antonio Eduardo Palomares Gimeno, Valencia, ES;
Avelino Corma Canós, Valencia, ES;
Peter N. R. Vennestrøm, Copenhagen S, DK;
Marie Grill, Frederiksberg C, DK;
Arkady Kustov, Frederiksberg C, DK;
Joakim Reimer Thøgersen, Virum, DK;
Manuel Moliner Marin, Valencia, ES;
Cristina Franch Marti, Moncofa, ES;
Antonio Eduardo Palomares Gimeno, Valencia, ES;
Avelino Corma Canós, Valencia, ES;
Peter N. R. Vennestrøm, Copenhagen S, DK;
Marie Grill, Frederiksberg C, DK;
Arkady Kustov, Frederiksberg C, DK;
Joakim Reimer Thøgersen, Virum, DK;
Haldor Topsoe A/S, Lyngby, DK;
Abstract
The invention provides a method and system for the purification of exhaust gas from an internal combustion engine, comprising a filter and a SCR catalyst. The filter is periodically regenerated increasing the temperature of the exhaust gas up to 850° C. and the water vapor content up to 100% by volume. The SCR catalyst comprises a hydrothermally microporous stable zeolite and/or zeotype having the AEI type framework and being promoted with copper.