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. 02, 1998
Filed:
Nov. 21, 1995
Applicant:
Inventors:
Yusheng Zhao, Liaoning, CN;
Jiahuan Wang, Liaoning, CN;
Zhiwu Wang, Liaoning, CN;
Xilai Liu, Liaoning, CN;
Jingchun Shao, Liaoning, CN;
Xiaojing Chen, Liaoning, CN;
Wei Li, Liaoning, CN;
Shaowu Wang, Liaoning, CN;
Assignees:
Fushun Research Institute of Petroleum and Petrochemicals, Beijing, CN;
China Petro-Chemical Corporation, Beijing, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
502344 ; 502414 ; 502415 ; 502355 ; 502346 ; 502348 ; 502330 ; 502208 ; 502243 ;
Abstract
Disclosed is a hydrogenation demetalization catalyst with a stabilized alkali metal, having