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:
May. 12, 2026

Filed:

Jun. 10, 2025
Applicant:

King Fahd University of Petroleum and Minerals, Dhahran, SA;

Inventors:

Saheed Ganiyu, Dhahran, SA;

Esraa Ragab Abas Kotob, Dhahran, SA;

Khalid Alhooshani, Dhahran, SA;

Ijaz Hussain, Dhahran, SA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25B 11/061 (2021.01); B01J 23/89 (2006.01); C25B 1/01 (2021.01); C25B 1/02 (2006.01); C25B 11/04 (2021.01); C25B 11/067 (2021.01); C25B 11/081 (2021.01); B01J 35/45 (2024.01); C25B 11/093 (2021.01); H01M 4/86 (2006.01); H01M 4/92 (2006.01); H01M 8/22 (2006.01);
U.S. Cl.
CPC ...
C25B 11/061 (2021.01); B01J 23/8926 (2013.01); C25B 1/01 (2021.01); C25B 1/02 (2013.01); C25B 11/04 (2013.01); C25B 11/067 (2021.01); C25B 11/081 (2021.01); B01J 35/45 (2024.01); C25B 11/093 (2021.01); H01M 4/86 (2013.01); H01M 2004/8689 (2013.01); H01M 4/921 (2013.01); H01M 8/222 (2013.01);
Abstract

A method of producing hydrogen by an electrochemical ammonia oxidation reaction (AOR) includes disposing an anode and a cathode in an aqueous electrolyte solution including dissolved ammonia and potassium hydroxide, and applying a potential difference between the anode and the cathode. The anode includes, based on the weight of the anode from about 98.0 percent by weight (wt. %) to about 99.5 wt. % of a polycrystalline matrix including copper hydroxide and from about 0.5 wt. % to about 2.0 wt. % of nanoparticles of crystalline platinum (Pt) dispersed in the polycrystalline matrix.


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