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:
Aug. 12, 2014
Filed:
Dec. 16, 2009
Philippe Vernoux, Rochetaillee sur Saone, FR;
Abdelkader Hadjar, Saint-Etienne, FR;
Agnes Princivalle, Lagnes, FR;
Christian Guizard, Cournonterral, FR;
Philippe Vernoux, Rochetaillee sur Saone, FR;
Abdelkader Hadjar, Saint-Etienne, FR;
Agnes Princivalle, Lagnes, FR;
Christian Guizard, Cournonterral, FR;
Saint-Gobain Centre de Recherches et d'Etudes Europeen, Courbevoie, FR;
Centre National de la Recherche Scientifique, Paris, FR;
Abstract
The invention relates to a filtration structure, for filtering a gas coming from a diesel engine, which is laden with gaseous pollutants of the nitrogen oxide NOtype and with solid particles, of the particulate filter type, said filtration structure being characterized in that it includes a catalytic system comprising at least one noble metal or transition metal suitable for reducing the NOand a support material, in which said support material comprises or is made of a zirconium oxide partially substituted with a trivalent cation Mor with a divalent cation M', said zirconium oxide being in a reduced, oxygen-sub-stoichiometric, state.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile