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:
May. 21, 1991
Filed:
May. 03, 1990
Applicant:
Inventors:
Georges E De Clippeleir, Sint-Pieters-Leeuw, BE;
Elizabeth Baumann Ofstad, Jar, NO;
Steinar Kvisle, Oslo, NO;
Assignee:
Labofina, S.A., Brussels, BE;
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
502328 ; 502330 ; 502340 ; 502341 ; 502344 ;
Abstract
A process is described for the catalytic dehydrogenation of paraffinic hydrocarbons preferably having from 3 to 6 carbon atoms in the presence of a catalyst containing at least one metal of the platinum group, a co-catalyst and a promoter, the noble metal of the platinum group being deposited into the alumina support in two steps, the first one being followed by a calcination and a reduction, the second one being followed by a calcination.