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. 14, 2009
Filed:
Feb. 13, 2004
Applicants:
Kumiko Nomura, Okazaki, JP;
Satoko Inuduka, Toyota, JP;
Inventors:
Kumiko Nomura, Okazaki, JP;
Satoko Inuduka, Toyota, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/02 (2006.01); B01J 23/10 (2006.01); B01J 23/38 (2006.01); B01J 32/00 (2006.01); B01J 35/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
In the distribution of surface vacancies which open on the surface of the cellular walls of pores, more than 8% of total opening area of all surface vacancies that the pores are open on the surface of the cellular walls is occupied by total opening area of surface vacancies having maximum diameter of from 10 to 50 μm, in the distribution of inner pores, more than 20% of total cross-sectional area of all pores is occupied by total cross-sectional area of pores having cross-sectional area equivalent to that of a circle having diameter more than 300 μm.