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. 30, 1997
Filed:
Jul. 17, 1996
Applicant:
Inventors:
Carlo Perego, Carnate, IT;
Giannino Pazzuconi, Pavia, IT;
Gianni Girotti, Bologna, IT;
Giuseppe Terzoni, Piacenza, IT;
Assignees:
Eniricerche S.p.A., Milan, IT;
Enichem Synthesis S.p.A., Palermo, IT;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585467 ; 585446 ;
Abstract
Process for the preparation of cumene by the alkylation of benzene with propylene, catalyzed by zeolite Beta into which certain quantities of suitable alkaline, alkaline-earth or metallic cations have been introduced by ion exchange.