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:
Jul. 13, 2010
Filed:
Dec. 19, 2007
Saleh Elomari, Fairfield, CA (US);
Hye-kyung C. Timken, Albany, CA (US);
Howard S. Lacheen, Richmond, CA (US);
Thomas V. Harris, Benicia, CA (US);
Robert W. Campbell, Danville, CA (US);
Saleh Elomari, Fairfield, CA (US);
Hye-Kyung C. Timken, Albany, CA (US);
Howard S. Lacheen, Richmond, CA (US);
Thomas V. Harris, Benicia, CA (US);
Robert W. Campbell, Danville, CA (US);
Chevron U.S.A. Inc., San Ramon, CA (US);
Abstract
A process for removing metal halides from regenerated ionic liquid catalyst comprising interacting a regenerated ammonium-based metal-halide ionic liquid catalyst or an ammonium-based metal-halide ionic liquid catalyst undergoing regeneration with either the parent ammonium halide salt from which the ionic liquid catalyst was made or a corresponding mixed salt having an ammonium halide to metal halide molar ratio of 0 to less than 2.0 is disclosed.