US 11,667,550 B2
Photoelectrocatalytic device for water disinfection
Paul K. Westerhoff, Scottsdale, AZ (US); Francois Perreault, Tempe, AZ (US); Sergio Garcia-Segura, Tempe, AZ (US); Shahnawaz Sinha, Chandler, AZ (US); Ana Barrios, Tempe, AZ (US); and Renato Martin Montenegro Ayo, Lima (PE)
Assigned to Arizona Board of Regents on behalf of Arizona State University, Scottsdale, AZ (US)
Filed by Paul K. Westerhoff, Scottsdale, AZ (US); Francois Perreault, Tempe, AZ (US); Sergio Garcia-Segura, Tempe, AZ (US); Shahnawaz Sinha, Chandler, AZ (US); Ana Barrios, Tempe, AZ (US); and Renato Martin Montenegro Ayo, Lima (PE)
Filed on Apr. 30, 2021, as Appl. No. 17/245,640.
Claims priority of provisional application 63/017,953, filed on Apr. 30, 2020.
Prior Publication US 2021/0340034 A1, Nov. 4, 2021
Int. Cl. C02F 1/46 (2023.01); C02F 1/461 (2023.01); C02F 1/467 (2023.01); C02F 1/32 (2023.01); A45F 3/18 (2006.01); A45F 3/00 (2006.01)
CPC C02F 1/46109 (2013.01) [A45F 3/18 (2013.01); C02F 1/325 (2013.01); C02F 1/4672 (2013.01); A45F 2003/003 (2013.01); C02F 2001/46142 (2013.01); C02F 2001/46171 (2013.01); C02F 2201/009 (2013.01); C02F 2303/04 (2013.01); C02F 2305/023 (2013.01); C02F 2305/10 (2013.01); C02F 2307/02 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A water-disinfecting apparatus comprising:
a vessel comprising a cathode, wherein the cathode comprises an electrically conductive layer that defines an interior surface of the vessel;
an insert configured to be positioned in the vessel, wherein the insert comprises a photoanode;
an ultraviolet light source configured to be positioned in the insert; and
a power source configured to be operably coupled to the cathode, the photoanode, and the light source.