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:
Jan. 15, 1985
Filed:
Sep. 03, 1982
Applicant:
Inventors:
Jean R Bernard, Solaize, FR;
Michele Breysse, Caluire, FR;
Assignee:
Elf France, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; C07C / ; C10G / ;
U.S. Cl.
CPC ...
502 37 ; 208140 ; 585419 ;
Abstract
The invention relates to a process for the regeneration of an aromatization catalyst containing a metal of Group VIII supported on zeolite, the process being such that the catalyst is subjected to combustion, and then to oxychloration. According to the invention, the oxychloration step is followed by a hydratation step. The treatment according to the invention increases the selectivity of the regenerated catalyst.