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:
Jul. 01, 2025
Filed:
Jul. 15, 2020
Applicant:
Fraunhofer-gesellschaft Zur Förderung Der Angewandten Forschung E.v., Munich, DE;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/20 (2006.01); B01D 53/58 (2006.01); B01D 53/86 (2006.01); B01D 53/94 (2006.01); F01N 3/08 (2006.01); F01N 3/36 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2066 (2013.01); B01D 53/9431 (2013.01); F01N 3/0892 (2013.01); F01N 3/36 (2013.01); B01D 53/58 (2013.01); B01D 53/864 (2013.01); F01N 2240/25 (2013.01); F01N 2240/30 (2013.01); F01N 2240/40 (2013.01); F01N 2610/02 (2013.01); F01N 2610/03 (2013.01);
Abstract
A method for exhaust gas post treatment is provided, comprising the following steps: a) providing a nitrogen oxide-containing raw exhaust gas, b) introducing the nitrogen oxide-containing raw exhaust gas into a catalytic evaporator (), c) introducing a fuel into the catalytic evaporator (), whereby a converted fuel is obtained, d) mixing urea with the converted fuel, and e) feeding the mixture obtained after step d) into an exhaust gas post treatment system (). Alternatively or in addition, a device may be provided for exhaust gas post treatment.