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:
Nov. 08, 2005
Filed:
May. 20, 2003
Yasuhisa Kitahara, Yokohama, JP;
Manabu Miura, Zushi, JP;
Hiroyuki Itoyama, Yokohama, JP;
Takashi Shirakawa, Yokohama, JP;
Yasuhisa Kitahara, Yokohama, JP;
Manabu Miura, Zushi, JP;
Hiroyuki Itoyama, Yokohama, JP;
Takashi Shirakawa, Yokohama, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
Abstract
A diesel particulate filterthat traps particulate matters in an exhaust gas and a NOx trap catalystthat traps NOx in the exhaust gas are disposed in an exhaust passage () in an internal combustion engine (). When a regeneration timing of the diesel particulate filter () and one of a regeneration timing of SOx and a regeneration timing of NOx are overlapped, the diesel particulate filter regeneration is carried out first and thereafter, the SOx regeneration or the NOx regeneration is carried out.