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:
Jul. 14, 2015
Filed:
May. 16, 2011
Applicants:
Takao Onodera, Fujisawa, JP;
Shinji Hara, Fujisawa, JP;
Tomoyuki Kamijyou, Fujisawa, JP;
Inventors:
Assignee:
ISUZU MOTORS LIMITED, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/10 (2006.01); G05D 7/00 (2006.01); B01D 53/94 (2006.01); F01N 3/20 (2006.01); F01N 9/00 (2006.01); F02D 41/14 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2066 (2013.01); F01N 9/00 (2013.01); F02D 41/145 (2013.01); F02D 41/146 (2013.01); F02D 41/1463 (2013.01); F02D 41/1465 (2013.01); F01N 2560/026 (2013.01); F01N 2610/02 (2013.01); Y02T 10/24 (2013.01); Y02T 10/47 (2013.01);
Abstract
A Selective Catalytic Reduction ('SCR') system that can detect a NOconcentration accurately irrespective of an operation state of an engine is provided. The SCR system including: an SCR device; a dosing valve; a NOsensor; and an urea solution injection control unit.