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. 13, 1987
Filed:
Mar. 14, 1984
Applicant:
Inventors:
Robert Distel, Munich, DE;
Peter Kugland, Friedberg, DE;
Assignee:
Bayerische Motoren Werke Aktiengesselschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
60274 ; 60286 ;
Abstract
A method for regenerating a soot filter of internal combustion engines, especially of diesel intenal combustion engines, and apparatus for carrying out the method in which a soot burning-off operation if initiated in predetemined intervals; the intervals are determined by an operating parameter of the internal combustion engine itself which results from the sum of a characteristic magnitude variable toward both sides.