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:
May. 20, 2025
Filed:
Dec. 08, 2021
Basf Mobile Emissions Catalysts Llc, Iselin, NJ (US);
Robert Dorner, Hannover, DE;
Tobias Paul, Hannover, DE;
Edgar Viktor Huennekes, Hannover, DE;
Jan Martin Becker, Hannover, DE;
Kevin Beard, Iselin, NJ (US);
BASF Mobile Emissions Catalysts LLC, Iselin, NJ (US);
Abstract
The present invention relates to an exhaust gas treatment system for treating an exhaust gas stream exiting a diesel engine, wherein said exhaust gas treatment system comprises a first catalyst having an inlet end and an outlet end and comprising a coating disposed on a substrate, wherein the coating comprises palladium supported on an oxidic material comprising zirconium and further comprises one or more of a vanadium oxide and a zeolitic material comprising one or more of copper and iron; a second catalyst having an inlet end and an outlet end and comprising a coating disposed on a substrate, wherein the coating comprises one or more of a vanadium oxide and a zeolitic material comprising one or more of copper and iron, wherein at most 0.0001 weight-% of the coating of the second catalyst consists of platinum group metal.