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. 09, 2021
Filed:
Sep. 28, 2018
Applicant:
Uop Llc, Des Plaines, IL (US);
Inventor:
Lev Davydov, Northbrook, IL (US);
Assignee:
UOP LLC, Des Plaines, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 8/18 (2006.01); B01J 8/34 (2006.01); B01J 8/00 (2006.01); C07C 15/08 (2006.01); C07C 2/64 (2006.01);
U.S. Cl.
CPC ...
B01J 8/1845 (2013.01); B01J 8/0025 (2013.01); B01J 8/1872 (2013.01); B01J 8/34 (2013.01); B01J 2208/0084 (2013.01); B01J 2208/00929 (2013.01); C07C 2/64 (2013.01); C07C 15/08 (2013.01);
Abstract
This present disclosure relates to apparatuses for methylation of aromatics in an aromatics complex for producing a xylene isomer product. More specifically, the present disclosure relates to the use of riser slip reduction technology to improve the methanol feed and catalyst contacting which will improve the product yield rate.