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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 10293328 B1

PDFFull Text
Expired
Date of Patent:
May. 21, 2019

Filed:

Jan. 19, 2018

Metal tungstates for use as nitrogen oxides reduction catalysts

Applicant:

Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US);

Inventors:

Hongfei Jia, Ann Arbor, MI (US);

Charles A. Roberts, Ann Arbor, MI (US);

Mitsuru Sakano, Susono, JP;

Keiichi Minami, Susono, JP;

Torin C. Peck, Ypsilanti, MI (US);

Paul T. Fanson, Brighton, MI (US);

Assignees:

Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US);

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;

Attorney:

Dinsmore & Shohl LLP

Primary Examiner:

Melvin C Mayes

Assistant Examiner:

Michael Forrest

Int. Cl.
CPC ...
B01D 53/94 (2006.01); B01J 23/34 (2006.01); B01J 35/00 (2006.01); B01J 35/02 (2006.01); B01J 35/10 (2006.01); B01J 37/02 (2006.01); B01J 37/10 (2006.01); B01J 37/34 (2006.01); C01G 41/00 (2006.01); C01G 45/00 (2006.01); C01G 49/00 (2006.01); C01G 51/00 (2006.01); C01G 53/00 (2006.01); B01J 23/888 (2006.01);
U.S. Cl.
CPC ...
B01J 23/888 (2013.01); B01D 53/9413 (2013.01); B01J 23/34 (2013.01); B01J 35/002 (2013.01); B01J 35/023 (2013.01); B01J 35/1009 (2013.01); B01J 35/1014 (2013.01); B01J 37/0238 (2013.01); B01J 37/10 (2013.01); B01J 37/346 (2013.01); C01G 41/00 (2013.01); C01G 45/00 (2013.01); C01G 49/0018 (2013.01); C01G 51/00 (2013.01); C01G 53/00 (2013.01); B01D 2251/208 (2013.01); B01D 2255/2073 (2013.01); B01D 2255/20738 (2013.01); B01D 2255/20746 (2013.01); B01D 2255/20753 (2013.01); B01D 2255/20761 (2013.01); B01D 2255/20776 (2013.01); B01D 2255/40 (2013.01); C01P 2004/03 (2013.01); C01P 2004/64 (2013.01); C01P 2006/12 (2013.01);
Abstract

A nitrogen oxide (NOx) reduction catalyst that includes a transition metal tungstate having the formula: MWOwherein M is selected from the group consisting of Mn, Fe, Co, Ni, and Cu. The catalyst may be utilized in various environments including oxygen rich and oxygen deficient environments.

Find Patent Forward Citations

Jia, Hongfei. (2019). Metal tungstates for use as nitrogen oxides reduction catalysts (U.S. Patent No. 10293328). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10293328

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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