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. 18, 2017
Filed:
Jul. 31, 2014
Applicant:
Ibiden Co., Ltd., Ogaki-shi, JP;
Inventors:
Assignee:
IBIDEN CO., LTD., Ogaki-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 50/00 (2006.01); B01D 39/20 (2006.01); B01D 39/06 (2006.01); B01D 39/14 (2006.01); B01D 53/86 (2006.01); F01N 3/022 (2006.01); B01D 46/24 (2006.01);
U.S. Cl.
CPC ...
B01D 53/869 (2013.01); B01D 46/2455 (2013.01); F01N 3/0222 (2013.01); B01D 46/247 (2013.01); B01D 46/2466 (2013.01); B01D 2046/2496 (2013.01); F01N 2330/06 (2013.01); F01N 2330/34 (2013.01); F01N 2340/00 (2013.01); Y02T 10/20 (2013.01);
Abstract
A honeycomb filter includes a plurality of cells and porous cell walls. Exhaust gas is to flow through the plurality of cells. The plurality of cells include exhaust gas introduction cells and exhaust gas emission cells. The honeycomb filter has a round cross sectional shape. The honeycomb filter has a ratio of length of the honeycomb filter to a diameter of the round cross sectional shape of less than 1.0. A total volume of the exhaust gas introduction cells is larger than a total volume of the exhaust gas emission cells.