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:
Jun. 10, 2008
Filed:
May. 30, 2003
Bin Sun, Beijing, CN;
Wei Wu, Beijing, CN;
Enquan Wang, Beijing, CN;
Yongxiang LI, Beijing, CN;
Shuzhong Zhang, Beijing, CN;
Lingmin HU, Beijing, CN;
Bin Sun, Beijing, CN;
Wei Wu, Beijing, CN;
Enquan Wang, Beijing, CN;
Yongxiang Li, Beijing, CN;
Shuzhong Zhang, Beijing, CN;
Lingmin Hu, Beijing, CN;
China Petroleum & Chemical Corporation, Beijing, CN;
Research Institute of Petroleum Processing, SINOPEC, Beijing, CN;
Abstract
The present invention discloses a process for regenerating titanium-containing catalysts, characterized in that a deactivated catalyst is treated in an acidic solution having a pH value of ≦3, and then dried and calcined. The process is simple in procedure and can make the catalytic activity, selectivity and stability of the regenerated catalyst be recovered to the level of its fresh catalyst.