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. 02, 1999
Filed:
Sep. 19, 1997
Applicant:
Inventors:
Zaida Hernandez, Miranda, VE;
Wolfgang Garcia, Miranda, VE;
Magdalena Ramirez de Agudelo, Los Teques, VE;
Assignee:
Intevep, S.A., Caracas, VE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; B01J / ;
U.S. Cl.
CPC ...
585262 ; 585259 ; 502 34 ; 502 53 ; 564490 ; 570260 ;
Abstract
A process is provided for simultaneous selective hydrogenation of diolefins and nitriles from a hydrocarbon feedstock, wherein hydrogenation is carried out using a catalyst in one reactor zone while partially deactivated catalyst in another reactor zone is regenerated.