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:
Jan. 04, 2022
Filed:
Apr. 17, 2019
Applicant:
Clairion Ltd., Netanya, IL;
Inventors:
Assignee:
Clairion Ltd., Netanya, IL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 233/58 (2006.01); B01D 53/14 (2006.01); B01D 53/52 (2006.01); B01D 53/64 (2006.01); B01D 53/78 (2006.01); B01D 53/96 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1425 (2013.01); B01D 53/1468 (2013.01); B01D 53/1493 (2013.01); B01D 53/52 (2013.01); B01D 53/64 (2013.01); B01D 53/78 (2013.01); B01D 53/96 (2013.01); C07D 233/58 (2013.01); B01D 2252/30 (2013.01); B01D 2257/602 (2013.01);
Abstract
Provided herein a process for purification of an ionic liquid from heavy metals, comprising combining heavy metal-containing ionic liquid and a sulfide source to form heavy metal sulfide, and separating said heavy metal sulfide from the ionic liquid.