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:
Feb. 18, 2003
Filed:
Nov. 16, 1999
Applicant:
Inventors:
Wolfgang Maus, Bergisch Gladbach, DE;
Rolf Brück, Bergisch Gladbach, DE;
Assignee:
Emitec Gesellschaft fuer Emissions Technologie mbH, Lohmar, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 ;
U.S. Cl.
CPC ...
F01N 3/00 ;
Abstract
A method and a configuration are provided for monitoring a regeneratable NO -storage device in an exhaust gas line, in particular of a Diesel or a lean-burn engine, through which an NO -containing gas flows. A temperature measurement is carried out in the exhaust gas line and the operability, operating condition and/or storage capacity of the NO -storage device is inferred from the temperature measurement.