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. 30, 2013
Filed:
Sep. 14, 2009
Applicants:
Yasushi Noguchi, Nagoya, JP;
Yukari Nakane, Nagoya, JP;
Inventors:
Yasushi Noguchi, Nagoya, JP;
Yukari Nakane, Nagoya, JP;
Assignee:
NGK Insulators, Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 39/20 (2006.01); C04B 35/01 (2006.01); F01N 3/022 (2006.01); B28B 3/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A honeycomb structureof the present invention is provided with porous partition wallsmade of a ceramic material containing cordierite as a main crystal phase and separating and forming a plurality of cellsfunctioning as fluid passages. The partition wallscontain sodium at 0.08 to 0.15 mass % in terms of sodium oxide. A honeycomb structure having a large average pore size can be provided.