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:
Oct. 07, 2008
Filed:
Sep. 22, 2006
Tomoko Amemiya, Ageo, JP;
Takefumi Mochizuki, Ageo, JP;
Isamu Kanaya, Ageo, JP;
Daisuke Shirai, Yokohama, JP;
Hitoshi Hiramoto, Yokohama, JP;
Tomoko Amemiya, Ageo, JP;
Takefumi Mochizuki, Ageo, JP;
Isamu Kanaya, Ageo, JP;
Daisuke Shirai, Yokohama, JP;
Hitoshi Hiramoto, Yokohama, JP;
Nissan Diesel Motor Co., Ltd., Saitama, JP;
Tokyo Roki Co., Ltd., Kanagawa, JP;
Abstract
A muffling apparatusof the present invention having an exhaust emission purifying function, including a turning portionin an inside of an exhaust gas flow passage, and having an injection nozzledisposed in an upstream side exhaust gas flow passageof the turning portion, for injection-supplying a liquid reducing agent; and a reduction catalytic converterdisposed in a downstream side exhaust gas flow passageof the turning portion, for reductively purifying nitrogen oxides with the liquid reducing agent. The apparatus further includes a diffusing member, which generates a vortex flow of a gas traveling in a vertical plane of the turning portionto diffuse the liquid reducing agent.