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:
Aug. 26, 2025
Filed:
Oct. 29, 2024
Yanmar Holdings Co., Ltd., Osaka, JP;
Tsuyoshi Inoue, Osaka, JP;
Daisuke Morimitsu, Osaka, JP;
Takaki Sakamoto, Osaka, JP;
Kohei Iwamoto, Osaka, JP;
Yohei Kamata, Osaka, JP;
Keita Fujisaki, Osaka, JP;
YANMAR HOLDINGS CO., LTD., Osaka, JP;
Abstract
An exhaust purification apparatus capable of improving stirring property of urea water and properly cooling an injection device is provided. The exhaust purification apparatus that purifies nitrogen oxides in exhaust gas includes an exhaust pipe that causes exhaust gas discharged from an engine to flow, a catalyst reactor (catalyst) provided in the exhaust pipe to reduce the nitrogen oxides in the exhaust gas, a through pipe provided in such a way as to penetrate the exhaust pipe, and an injection device provided inside the through pipe to inject a reducing agent for reducing exhaust gas into the exhaust pipe.