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:
Aug. 03, 2021
Filed:
Dec. 06, 2019
Applicant:
Uop Llc, Des Plaines, IL (US);
Inventors:
Gregory B. Kuzmanich, Arlington Heights, IL (US);
Richard A. Johnson, II, Algonquin, IL (US);
Joseph A. Montalbano, Elmhurst, IL (US);
Feng Xu, Winnetka, IL (US);
Robert E. Tsai, Arlington Heights, IL (US);
Assignee:
UOP LLC, Des Plaines, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 2/86 (2006.01); C07C 2/66 (2006.01); B01J 8/18 (2006.01);
U.S. Cl.
CPC ...
C07C 2/864 (2013.01); B01J 8/1809 (2013.01); B01J 8/1845 (2013.01); C07C 2/66 (2013.01);
Abstract
Processes and apparatuses for alkylating aromatic hydrocarbons with an alkylating reagent to produce an alkylated aromatic product are described. The processes and apparatuses use a riser reactor operated at a superficial velocity of 10 m/s to 25 m/s to produce the alkylated aromatic product. In some embodiments, a combination of steam and aromatic hydrocarbon is used to lift the catalyst.