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:
Apr. 26, 2016
Filed:
Oct. 19, 2012
Sumitomo Chemical Company, Limited, Chuo-ku, Tokyo, JP;
Kentaro Iwasaki, Wroclaw, PL;
Tatsuro Kawauchi, Niihama, JP;
Hajime Yoshino, Niihama, JP;
Teruo Komori, Niihama, JP;
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Abstract
The columnar honeycomb structureextending along a central axis CL, including a first end surfaceand a second end surface, and a partition wallforming a plurality of first flow passages Ra and a plurality of second flow passages Rb, in which the first flow passages Ra are opened at the side of the first end surfaceand plugged at the side of the second end surface, the second flow passages Rb are plugged at the side of the first end surfaceand opened at the side of the second end surface, and the honeycomb structure includes a circular row W formed by arranging the second flow passages Rb adjoining and partitioned by the partition wallin a circular pattern.