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:
Jun. 08, 2021
Filed:
Mar. 20, 2019
Caterpillar Inc., Deerfield, IL (US);
Kurtis Chenoweth, Ipava, IL (US);
Jianping Pan, Dunlap, IL (US);
Mohamed Daoud, Dunlap, IL (US);
Srinivasa Perumal Velu, Dunlap, IL (US);
Arvind Jujare, Peoria, IL (US);
Y. T. Bui, Peoria, IL (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
A selective catalytic reduction (SCR) system is disclosed. The SCR system may include a mixing tube with a mixing tube inlet; a diesel exhaust fluid (DEF) injector proximate to the mixing tube inlet; and a flow control device proximate to the mixing tube inlet, wherein the flow control device is positioned within the mixing tube or affixed to the mixing tube inlet, and wherein the flow control device includes a plurality of vanes arranged around a center of the flow control device.