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.

Date of Patent:
Dec. 15, 2020

Filed:

Mar. 20, 2019
Applicant:

Caterpillar Inc., Deerfield, IL (US);

Inventors:

Kurtis Chenoweth, Ipava, IL (US);

Mohamed Daoud, Dunlap, IL (US);

Assignee:

Caterpillar Inc., Peoria, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/10 (2006.01); F01N 3/28 (2006.01); F01N 13/08 (2010.01); F01N 11/00 (2006.01); B01D 53/94 (2006.01); F01N 3/20 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2839 (2013.01); B01D 53/9431 (2013.01); F01N 3/2066 (2013.01); F01N 3/2892 (2013.01); F01N 11/002 (2013.01); F01N 11/007 (2013.01); F01N 13/082 (2013.01); F01N 2330/02 (2013.01); F01N 2610/02 (2013.01); F01N 2610/1453 (2013.01);
Abstract

An aftertreatment module is disclosed. The aftertreatment module may include a housing. The aftertreatment module may include a mounting plate within the housing that forms an inlet chamber and an outlet chamber. The aftertreatment module may include an inlet for exhaust gas from a combustion engine to flow into to the inlet chamber. The aftertreatment module may include an outlet through a top plate of the housing. The inlet and the outlet may be located on opposite sides of the housing and at opposite ends of the housing from each other. The aftertreatment module may include a set of catalysts mounted to the mounting plate. The aftertreatment module may include a diffuser plate within the inlet chamber that forms a lower portion of the inlet chamber and an upper portion of the inlet chamber. The diffuser plate may diffuse the exhaust gas through the lower portion.


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