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:
Mar. 19, 2019
Filed:
Apr. 28, 2015
Applicant:
Haldor Topsøe A/s, Kgs. Lyngby, DK;
Inventors:
Joakim Reimer Thøgersen, Kgs. Lyngby, DK;
Francesco Castellino, Birkerød, DK;
Lars Storm Pedersen, Kgs. Lyngby, DK;
Assignee:
HALDOR TOPSØE A/S, Kgs. Lyngby, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/44 (2006.01); B01D 53/86 (2006.01); B01D 53/94 (2006.01); B01J 23/02 (2006.01); B01J 35/00 (2006.01); F01N 13/00 (2010.01); B01J 35/06 (2006.01); B01J 37/02 (2006.01); F01N 3/10 (2006.01); B01J 23/22 (2006.01); B01J 23/648 (2006.01); F01N 3/28 (2006.01); F01N 3/035 (2006.01); B01J 21/14 (2006.01); B01J 35/04 (2006.01);
U.S. Cl.
CPC ...
B01J 23/44 (2013.01); B01D 53/865 (2013.01); B01D 53/8643 (2013.01); B01D 53/8656 (2013.01); B01D 53/944 (2013.01); B01J 23/02 (2013.01); B01J 23/22 (2013.01); B01J 23/6482 (2013.01); B01J 35/0006 (2013.01); B01J 35/0066 (2013.01); B01J 35/06 (2013.01); B01J 37/0244 (2013.01); F01N 3/035 (2013.01); F01N 3/106 (2013.01); F01N 3/2825 (2013.01); F01N 13/009 (2014.06); B01D 2255/1023 (2013.01); B01D 2255/20707 (2013.01); B01D 2255/20723 (2013.01); B01D 2255/915 (2013.01); B01D 2255/9155 (2013.01); B01D 2257/404 (2013.01); B01D 2257/502 (2013.01); B01D 2257/702 (2013.01); B01D 2257/708 (2013.01); B01D 2258/01 (2013.01); B01D 2258/0233 (2013.01); B01J 21/14 (2013.01); B01J 35/04 (2013.01); B01J 37/0215 (2013.01); B01J 2523/00 (2013.01); F01N 2370/02 (2013.01);
Abstract
Ceramic candle filter and use of the filter in the removal of particulate matter in form of soot, ash, metals and metal compounds, together with hydrocarbons and optionally nitrogen oxides being present in process off-gas or engine exhaust gas, wherein a noble metal comprising catalyst is arranged on the permeation side of the filter and/or on the dispersion side of the filter and/or within wall of the filter, said noble metal comprising catalyst contains a noble metal in an amount of between 20 and 1000 ppm/weight of the filter.