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:
Apr. 28, 2020
Filed:
Aug. 03, 2018
Applicant:
Nemaska Lithium Inc., Québec, CA;
Inventors:
Guy Bourassa, Québec, CA;
Gary Pearse, Ottawa, CA;
Stephen Charles Mackie, Peterborough, CA;
Mykolas Gladkovas, Toronto, CA;
Peter Symons, Williamsville, NY (US);
J. David Genders, Elma, NY (US);
Jean-François Magnan, Neuville, CA;
Assignee:
NEMASKA LITHIUM INC., Québec, CA;
Primary Examiner:
Int. Cl.
CPC ...
C25B 1/16 (2006.01); B01D 61/44 (2006.01); B01D 61/42 (2006.01); C22B 7/00 (2006.01); C22B 26/12 (2006.01);
U.S. Cl.
CPC ...
C25B 1/16 (2013.01); B01D 61/422 (2013.01); B01D 61/44 (2013.01); C22B 7/006 (2013.01); C22B 26/12 (2013.01); Y02E 60/366 (2013.01);
Abstract
There are provided methods for preparing lithium hydroxide. For example, such methods can comprise submitting an aqueous composition comprising a lithium compound to an electrolysis under conditions suitable for converting at least a portion of said lithium compound into lithium hydroxide. There are also provided methods for preparing lithium sulphate.