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. 10, 1998
Filed:
Oct. 20, 1997
Applicant:
Inventor:
Helmut Schmelz, Prien, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
422180 ; 422171 ; 422172 ; 422176 ; 422180 ; 422211 ; 422222 ; 60301 ; 60303 ;
Abstract
A catalytic converter assembly for nitrogen oxide reduction in the exhaust gas of an internal combustion engine, in particular a Diesel engine, includes a catalytic converter through which exhaust gas can flow in a given flow direction. The catalytic converter has a catalyst carrier and a catalytically active layer. The catalytic converter has a reducing agent storage capacity per unit of length being increased in the given flow direction.