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.

Date of Patent:
Apr. 12, 2022

Filed:

Mar. 26, 2020
Applicants:

Ibiden Co., Ltd., Ogaki, JP;

Toyota Jidosha Kabushiki Kaisha, Toyota, JP;

Inventors:

Shinnosuke Goto, Ibi-gun, JP;

Takeru Yoshida, Toyota, JP;

Takumi Tojo, Toyota, JP;

Hiromasa Suzuki, Toyota, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 21/04 (2006.01); B01J 21/06 (2006.01); B01J 23/10 (2006.01); B01J 23/44 (2006.01); B01J 23/46 (2006.01); B01J 23/63 (2006.01); B01J 35/04 (2006.01); F01N 3/28 (2006.01); B01D 53/94 (2006.01);
U.S. Cl.
CPC ...
B01J 23/63 (2013.01); B01D 53/9468 (2013.01); B01J 23/10 (2013.01); B01J 35/04 (2013.01); F01N 3/28 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/1025 (2013.01); B01D 2255/9022 (2013.01); B01D 2255/9202 (2013.01); F01N 2330/02 (2013.01); F01N 2370/02 (2013.01);
Abstract

The present invention relates to a honeycomb catalytic converter including: a honeycomb structured body in which multiple through-holes are arranged longitudinally in parallel with one another with a partition wall therebetween; and a noble metal supported on the honeycomb structured body, wherein the honeycomb structured body contains a ceria-zirconia complex oxide and alumina, each partition wall includes a first carrier layer defining a surface layer of the partition wall and carrying Pd, and a second carrier layer located more inwardly of the partition wall than the first carrier layer and carrying Rh.


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