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:
Oct. 15, 2019
Filed:
Oct. 20, 2017
Johnson Matthey Public Limited Company, London, GB;
Guy Richard Chandler, Royston, GB;
Neil Robert Collins, Royston, GB;
Ralf Dotzel, Redwitz, DE;
Joerg Muench, Redwitz, DE;
Paul Richard Phillips, Royston, GB;
Gudmund Smedler, Gothenburg, SE;
Andrew Peter Walker, Royston, GB;
Johnson Matthey Public Limited Company, London, GB;
Abstract
An extruded honeycomb catalyst for nitrogen oxide reduction according to the selective catalytic reduction (SCR) method in exhaust gases from motor vehicles includes an extruded active carrier in honeycomb form having a first SCR catalytically active component and with a plurality of channels through which the exhaust gas flows during operation, and a washcoat coating having a second SCR catalytically active component being applied to the extruded body, wherein the first SCR catalytically active component and the second SCR catalytically active component are each independently one of: