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:
Oct. 17, 1995
Filed:
Jun. 10, 1994
Applicant:
Inventors:
Bernd Krutzsch, Denkendorf, DE;
Guenter Wenninger, Stuttgart, DE;
Friedrich Wirbeleit, Esslingen-Ruedern, DE;
Juergen Steinwandel, Oberuhldingen, DE;
Rainer Willneff, Markdorf, DE;
Theodor Staneff, Bermatingen, DE;
Hans G Mueller, Friedrichshafen, DE;
Martin Stroeer, Immenstaad, DE;
Rainer Schmidberger, Markdorf, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N / ; B03C / ;
U.S. Cl.
CPC ...
422 21 ; 422 22 ; 422168 ; 422186 ; 422255 ; 60273 ; 60275 ; 96 97 ;
Abstract
A method and an apparatus reduces particles in exhaust gases of an internal combustion engine by passing the exhaust gases through a microwave energy field in a resonator for applying energy and burning the particles. In order to improve the application of energy, the particles are agglomerated beforehand in a high-voltage field of an electrostatic filter.