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:
Dec. 01, 2009
Filed:
Oct. 01, 2001
Applicants:
Kazushige Ohno, Gifu, JP;
Noriyuki Taoka, Gifu, JP;
Inventors:
Kazushige Ohno, Gifu, JP;
Noriyuki Taoka, Gifu, JP;
Assignees:
Ibiden Co., Ltd., Gifu, JP;
Toyota Jidosha Kabushiki Kaisha, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 50/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A catalyst holding filter reducing a pressure loss. A catalyst holding filter () is made of a ceramic support () of SiC covered with a catalyst layer (). An average pore size of the ceramic support is 10-250 μm, and a porosity of the ceramic support is 40-80%. The catalyst layer contains a catalyst, a cocatalyst and a support material.