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:
May. 29, 1990
Filed:
May. 16, 1988
Applicant:
Inventors:
Assignee:
Dornier-System GmbH, Friedrichshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ;
U.S. Cl.
CPC ...
502-2 ; 502 78 ; 60299 ; 123569 ; 4232135 ;
Abstract
Subject of the invention is a diesel-soot filter with catalytically-active coating for reducing the ignition temperature of the diesel-soot deposited on a filter, the active substance of the coating being a metal-doped zeolite.