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.:

US 9012353 B1

Date of Patent:

Apr. 21, 2015

Filed:

Aug. 08, 2012

Palladium solid solution catayst and methods of making

Applicants:

Stephen J. Golden, Santa Barbara, CA (US);

Randal Hatfield, Oxnard, CA (US);

Jason D. Pless, Pottstown, PA (US);

Johnny T. Ngo, Oxnard, CA (US);

Inventors:

Stephen J. Golden, Santa Barbara, CA (US);

Randal Hatfield, Oxnard, CA (US);

Jason D. Pless, Pottstown, PA (US);

Johnny T. Ngo, Oxnard, CA (US);

Assignee:

Clean Diesel Technologies, Inc., Oxnard, CA (US);

Attorney:

Thaddius J. Carvis

Primary Examiner:

Cam N Nguyen

Int. Cl.

CPC ...

B01J 21/00 (2006.01); B01J 21/04 (2006.01); B01J 23/00 (2006.01); B01J 23/02 (2006.01); B01J 23/08 (2006.01); B01J 23/10 (2006.01); B01J 23/32 (2006.01); B01J 23/40 (2006.01); B01J 23/42 (2006.01); B01J 23/44 (2006.01); B01J 23/56 (2006.01); B01J 23/58 (2006.01); B01J 23/70 (2006.01); B01J 23/72 (2006.01); B01J 23/63 (2006.01); F01N 3/10 (2006.01); B01D 53/94 (2006.01); B01J 37/02 (2006.01); B01J 37/03 (2006.01); B01J 35/00 (2006.01); B01J 23/34 (2006.01); B01J 23/83 (2006.01); B01J 37/00 (2006.01);

U.S. Cl.

CPC ...

B01J 23/63 (2013.01); F01N 3/101 (2013.01); F01N 2510/0684 (2013.01); F01N 2570/16 (2013.01); Y02T 10/22 (2013.01); B01D 53/945 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/204 (2013.01); B01D 2255/2061 (2013.01); B01D 2255/2063 (2013.01); B01D 2255/2065 (2013.01); B01D 2255/2068 (2013.01); B01D 2255/2073 (2013.01); B01D 2255/20753 (2013.01); B01D 2255/20761 (2013.01); B01D 2255/407 (2013.01); B01D 2255/908 (2013.01); B01J 37/0244 (2013.01); B01J 37/038 (2013.01); B01J 35/0006 (2013.01); B01J 23/002 (2013.01); B01J 23/34 (2013.01); B01J 23/44 (2013.01); B01J 23/83 (2013.01); B01J 35/002 (2013.01); B01J 35/0073 (2013.01); B01J 37/0036 (2013.01); B01J 37/0201 (2013.01); B01J 2523/00 (2013.01);

Abstract

Disclosed are three-way catalysts that are able to simultaneously convert nitrogen oxides, carbon monoxide, and hydrocarbons in exhaust gas emissions into less toxic compounds. Also disclosed are three-way catalyst formulations comprising palladium (Pd)-containing oxygen storage materials. In some embodiments, the three-way catalyst formulations of the invention do not contain rhodium. Further disclosed are improved methods for making Pd-containing oxygen storage materials. The relates to methods of making and using three-way catalyst formulations of the invention.

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