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:
Aug. 12, 2003
Filed:
Feb. 03, 2000
Applicant:
Inventors:
Deyuan Zhang, Shanghai, CN;
Zhenhua Wang, Shanghai, CN;
Shixin Lu, Shanghai, CN;
Jieda Wu, Shanghai, CN;
Yeming Wang, Shanghai, CN;
Yuxiang Yang, Shanghai, CN;
Shaogang Wang, Shanghai, CN;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 2/310 ; C04B 3/550 ; C01F 1/700 ; C01G 2/502 ;
U.S. Cl.
CPC ...
B01J 2/310 ; C04B 3/550 ; C01F 1/700 ; C01G 2/502 ;
Abstract
A nanocrystal cerium zirconium composite oxide and its preparation and application are disclosed. The nanocrystal cerium zirconium composite oxide of the present invention comprises 4-98% by weight of CeO and 1-95% by weight of ZrO , the crystalline particle size thereof is 100 nm or less, and the ignition loss thereof after igniting at 900° C. for one hour is smaller than 5%.
Zhang, Deyuan. (2003). Nanocrystal cerium zirconium composite oxide, its preparation and application (U.S. Patent No. 6605565). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6605565
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile