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:
Apr. 20, 2021

Filed:

Jun. 29, 2017
Applicant:

The Board of Trustees of the Leland Stanford Junior University, Stanford, CA (US);

Inventors:

Chong Liu, Chicago, IL (US);

Yi Cui, Stanford, CA (US);

Tong Wu, Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/30 (2017.01); C25C 7/02 (2006.01); C25C 1/08 (2006.01); C25C 1/12 (2006.01); C25C 1/16 (2006.01); C25C 1/18 (2006.01); C25C 1/20 (2006.01); C25C 1/22 (2006.01); C22B 7/00 (2006.01);
U.S. Cl.
CPC ...
C01B 32/30 (2017.08); C22B 7/006 (2013.01); C25C 1/08 (2013.01); C25C 1/12 (2013.01); C25C 1/16 (2013.01); C25C 1/18 (2013.01); C25C 1/20 (2013.01); C25C 1/22 (2013.01); C25C 7/02 (2013.01); Y02P 10/20 (2015.11);
Abstract

A method for extracting metal ions from water is provided that includes disposing two electrically conductive electrodes in water, where the water includes a target ion species in solution, where at least one of the electrically conductive electrodes is a functionalized electrode having species-specific adsorption of the target ion species, and providing electrical current to the electrically conductive electrodes such that the one or more target ion species are deposited to metallic form or metal oxides at the functionalized electrode by one or more electrochemical reactions.


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