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. 25, 2016
Filed:
Jun. 05, 2015
Clean Diesel Technologies, Inc., Oxnard, CA (US);
Randal L. Hatfield, Port Hueneme, CA (US);
Stephen J. Golden, Santa Barbara, CA (US);
Johnny T. Ngo, Oxnard, CA (US);
Clean Diesel Technologies, inc., Oxnard, CA (US);
Abstract
The present disclosure describes rhodium iron catalysts of use in catalyst systems. Disclosed here are TWCs configured to include a substrate and one or more of a washcoat layer, an impregnation layer, and/or an overcoat layer. Disclosed herein are one or more of a washcoat layer and/or an overcoat layer formed using a slurry that includes one or more of an oxygen storage material, a refractory support oxide, iron, and rhodium. Disclosed herein are methods of preparing catalysts wherein a washcoat layer is deposited onto the substrate, one or more impregnation layers may be deposited onto the washcoat layer, one or more overcoat layers may be deposited onto the impregnation washcoat layer, and one or more additional impregnation layers may be deposited onto the one or more washcoat layers.