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:
Mar. 17, 2026

Filed:

Jan. 27, 2020
Applicant:

Carnegie Mellon University, Pittsburgh, PA (US);

Inventors:

Alan J. Russell, Wexford, PA (US);

Philip R. Leduc, Wexford, PA (US);

Adam Wood, Oakmont, PA (US);

Assignee:

Carnegie Mellon University, Pittsburgh, PA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F 1/461 (2023.01); C02F 1/46 (2023.01); C02F 1/469 (2023.01); C02F 103/08 (2006.01);
U.S. Cl.
CPC ...
C02F 1/46109 (2013.01); C02F 1/4604 (2013.01); C02F 1/4691 (2013.01); C02F 2001/46133 (2013.01); C02F 2001/46161 (2013.01); C02F 2103/08 (2013.01);
Abstract

Provided herein are highly porous electrode structures made from natural materials and retaining natural architecture, which are highly permeable and find use in capacitive deionization desalination systems and methods. The porous electrode includes an electrode body including an architecturally intact carbonized organic material having a hydraulic permeability of at least 0.5×10mas determined by application of Darcy's Law, and optionally having hierarchical porosity and a non-metal conductor attached to the electrode body. Also provided herein are methods of making the porous electrodes, desalination systems including the porous electrodes, and methods of desalinating water using the desalination systems including the porous electrodes.


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