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:
Jun. 04, 2024
Filed:
Feb. 05, 2020
Applicant:
Cataler Corporation, Kakegawa, JP;
Inventors:
Naoki Yokoyama, Kakegawa, JP;
Akio Kubota, Kakegawa, JP;
Nobuaki Bando, Kakegawa, JP;
Chihiro Kasuya, Kakegawa, JP;
Assignee:
CATALER CORPORATION, Kakegawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/63 (2006.01); B01D 53/94 (2006.01); B01J 35/04 (2006.01); F01N 3/28 (2006.01);
U.S. Cl.
CPC ...
B01D 53/94 (2013.01); F01N 3/2817 (2013.01); F01N 3/2821 (2013.01); B01D 2255/1021 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/1025 (2013.01); F01N 2330/04 (2013.01); F01N 2330/38 (2013.01);
Abstract
A perforated metallic base material for purging exhaust is obtained by laminating a wavy foil having pores and a flat foil having pores and forming the same into a cylindrical shape, wherein the wavy foil and/or the flat foil has axially perforated portions having pores throughout the axial direction of the cylindrical shape and axially non-perforated portions not having pores overall in the axial direction of the cylindrical form.