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:
Mar. 05, 2013
Filed:
Feb. 12, 2009
Applicant:
Tadatoshi Murota, Kobe, JP;
Inventor:
Tadatoshi Murota, Kobe, JP;
Assignee:
Santoku Corporation, Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/00 (2006.01); B01J 21/00 (2006.01); B01J 27/135 (2006.01); B01J 23/10 (2006.01); C01F 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composite oxide is provided which has large oxygen absorption and desorption over a wide temperature range, in particular in a higher temperature range of not lower than 700° C. and/or in a lower temperature range of not higher than 400° C. The composite oxide contains oxygen, R composed of at least one of Ce and Pr, and Zr at a particular ratio, and optionally a particular ratio of M composed of at least one element selected from alkaline earth metals and the like.