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:
Feb. 13, 1979
Filed:
Dec. 08, 1976
Applicant:
Inventors:
Tansukhlal G Dorawala, Wappingers Falls, NY (US);
Russell R Reinhard, Hopewell Junction, NY (US);
Paul H Lewis, Poughkeepsie, NY (US);
Assignee:
Texaco Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
252465 ; 2606 / ;
Abstract
Alkylaromatic hydrocarbons are steam dealkylated in the presence of catalyst, typically containing oxides of nickel, potassium, chromium and aluminum, and particularly characterized by the presence of free nickel metal having a metallic surface area of preferably at least about 8 square meters per gram of catalyst.