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.

Date of Patent:
Feb. 14, 2017

Filed:

Dec. 11, 2014
Applicant:

Uop Llc, Des Plaines, IL (US);

Inventors:

Michael Brendel, Chicago, IL (US);

Avram M. Buchbinder, Chicago, IL (US);

Paul Olson, Mount Prospect, IL (US);

Susie C. Martins, Carol Stream, IL (US);

Kaitlin M. DeSalvo, Chicago, IL (US);

Douglas A. Nafis, Mount Prospect, IL (US);

Assignee:

UOP LLC, Des Plaines, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 31/40 (2006.01); B01J 38/68 (2006.01); C07F 9/02 (2006.01); B01J 31/02 (2006.01); C07F 9/54 (2006.01);
U.S. Cl.
CPC ...
B01J 31/4069 (2013.01); B01J 31/0298 (2013.01); B01J 38/68 (2013.01); C07F 9/025 (2013.01); C07F 9/5407 (2013.01); B01J 2231/44 (2013.01); B01J 2531/002 (2013.01); B01J 2531/008 (2013.01);
Abstract

A method for regenerating deactivated acidic ionic liquid is described. The method involves reducing a level of free hydrochloric acid in the deactivated acidic ionic liquid in a removal zone using at least one of heat, a stripping fluid, reduced pressure, and liquid-liquid extraction to form a deactivated acidic ionic liquid having a reduced level of free hydrochloric acid; and regenerating the deactivated acidic ionic liquid having the reduced level of free hydrochloric acid.


Find Patent Forward Citations

Loading…