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:
Sep. 07, 1999
Filed:
Sep. 19, 1997
Applicant:
Inventors:
Magdalena Ramirez de Agudelo, Miranda, VE;
Djamal Djauadi, La Morita Res. Sierra, VE;
Julia Guerra, San Antonio, VE;
Assignee:
Intevep, S.A., Caracas, VE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; B01J / ;
U.S. Cl.
CPC ...
564490 ; 502 74 ; 570260 ;
Abstract
A catalyst useful for the simultaneous and selective hydrogenation of diolefins and nitriles present in a hydrocarbon feedstock includes (a) a support material selected from the group consisting of inorganic oxide, carbon, zeolite and mixtures thereof; and (b) a catalytically active metal phase including at least two metals selected from the group consisting of at least partially reduced Group IB metals and completely reduced Group VIII metals, the active metal phase being present in an amount of about .gtoreq.0.03 wt %.