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:
Jul. 15, 1986
Filed:
Dec. 24, 1984
Applicant:
Inventors:
Kashmir S Virk, Hopewell Junction, NY (US);
Michael A Caggiano, Chelsea, NY (US);
Roger L Leisenring, Jr, Hopewell Junction, NY (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
422180 ; 60302 ;
Abstract
A filter for treating a particulate containing exhaust gas stream being discharged from an internal combustion engine. The filter includes a compressible bed through which the exhaust gas flows, said bed being comprised of a mass of randomly disposed metallic fibers which define particulate retaining flow passages. The bed is formed with at least one segment being compressed to a greater density than other similar segments whereby to effect a desired gas flow path through the respective bed segments, and a more uniform distribution.