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:
Jun. 04, 2019
Filed:
Apr. 30, 2009
Applicants:
Wilbur Crawley, Nashville, IN (US);
Tobias Danner, Neu-Ulm, DE;
Wolfgang Hahnl, Grimma, DE;
Jurgen Klement, Asbach-Baumenheim, DE;
Marco Ranalli, Augsburg, DE;
Barbara Lacher, Augsburg, DE;
Inventors:
Wilbur Crawley, Nashville, IN (US);
Tobias Danner, Neu-Ulm, DE;
Wolfgang Hahnl, Grimma, DE;
Jurgen Klement, Asbach-Baumenheim, DE;
Marco Ranalli, Augsburg, DE;
Barbara Lacher, Augsburg, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 9/00 (2006.01); B01D 53/94 (2006.01); B01D 53/96 (2006.01); F01N 3/025 (2006.01); F01N 3/36 (2006.01);
U.S. Cl.
CPC ...
F01N 9/00 (2013.01); B01D 53/944 (2013.01); B01D 53/96 (2013.01); F01N 3/0253 (2013.01); F01N 3/36 (2013.01); B01D 2251/21 (2013.01); B01D 2258/012 (2013.01); B01D 2258/014 (2013.01); F01N 2240/16 (2013.01); F01N 2610/03 (2013.01); F01N 2610/10 (2013.01); F01N 2610/107 (2013.01); Y02T 10/47 (2013.01);
Abstract
A method of regenerating an exhaust gas purification filter, in particular for internal combustion engines, uses a vaporized liquid that is to be introduced into the exhaust gas flow. A surface temperature of a heating element in a vaporizer chamber is limited to a maximum of 700 to 750° C.