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.

Date of Patent:
Dec. 01, 2015

Filed:

Jun. 20, 2011
Applicants:

Lars Eriksson, Järna, SE;

Ulf Carlsson, Södertälje, SE;

Andreas Liljestrand, Södertälje, SE;

Per Bremberg, Södertälje, SE;

Inventors:

Lars Eriksson, Järna, SE;

Ulf Carlsson, Södertälje, SE;

Andreas Liljestrand, Södertälje, SE;

Per Bremberg, Södertälje, SE;

Assignee:

SCANIA CV AB, , SE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/10 (2006.01); F01N 9/00 (2006.01); F01N 3/20 (2006.01); F01N 11/00 (2006.01);
U.S. Cl.
CPC ...
F01N 9/00 (2013.01); F01N 3/10 (2013.01); F01N 3/208 (2013.01); F01N 3/2066 (2013.01); F01N 11/00 (2013.01); F01N 2610/02 (2013.01); F01N 2610/14 (2013.01); F01N 2610/1466 (2013.01); Y02T 10/24 (2013.01); Y02T 10/47 (2013.01); Y10T 137/0324 (2015.04); Y10T 137/7722 (2015.04);
Abstract

A method pertaining to an SCR system in which reducing agent in liquid form is supplied to a feed device () and via which feed device reducing agent is supplied to at least one consumption point () from a container (): the steps of continuously detecting the feed pressure (P) which the feed device () furnishes, and controlling the operation of the feed device () on the basis of changes (P') in the feed pressure (P), with the object of reducing the impact of unwanted air supply at the feed device (). Also pertaining to a computer program product containing program code (P) for a computer () for implementing a method according to the invention. Also an SCR system and a motor vehicle which is equipped with the SCR system are disclosed.


Find Patent Forward Citations

Loading…