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.:

US 7051519 B1

PDF
Full Text
Expired
Date of Patent:
May. 30, 2006

Filed:

Jul. 19, 2005
Applicants:

Tsukasa Kuboshima, Kariya, JP;

Kanehito Nakamura, Kariya, JP;

Makoto Saito, Kariya, JP;

Shigeto Yahata, Kariya, JP;

Kazuharu Tochikawa, Kariya, JP;

Inventors:

Tsukasa Kuboshima, Kariya, JP;

Kanehito Nakamura, Kariya, JP;

Makoto Saito, Kariya, JP;

Shigeto Yahata, Kariya, JP;

Kazuharu Tochikawa, Kariya, JP;

Assignee:

Denso Corporation, Kariya, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The amount of accumulated particulate matter, which is accumulated in a particulate filter, is computed based on the amount of exhausted particulate matter, which is exhausted from an engine, and the amount of reduced particulate matter, which is reduced in the filter. The amount of reduced particulate matter includes the amount of reduced particulate matter, which is reduced through oxidizing reaction of the accumulated particulate matter with NO. At the time of computing this amount, reduction of the particulate matter through oxidizing reaction with adsorbed NO, which is adsorbed by the accumulated particulate matter, is concerned in addition to reduction of the particulate matter through oxidizing reaction with NO, which is present in the surrounding atmosphere around the accumulated particulate matter.


Find Patent Forward Citations

Kuboshima, Tsukasa. (2006). Exhaust gas cleaning device for internal combustion engine (U.S. Patent No. 7051519). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7051519

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