国家/地区 美国（2）
IPC部 B（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C02F001/32（3）
发明人
公开年 2022（3）
申请年 2021（2） 
专利权人

Photothermal conversion material used in photothermal conversion material complex for sewage treatment or seawater desalination, has composite including ultraviolet light and infrared light absorbing material is selected from group consisting of tungsten oxide, titanium oxide, copper sulfide.

ASTER A T, NASEEM S, WU C, TESSEMA A A

Photocatalyst for use as denitrification catalyst for removing nitrate ion, and processing water, comprises titanium dioxide particle comprising titanium dioxide, carbon material located on all or portion of surface of titanium dioxide particle and comprising graphene, reduced graphene oxide.

LEE S, CHOI W, CHOIWEONYONG, BI L S

System used for purification of water, comprises water passage, filtration pad comprising graphene oxide nanoparticles and silver nanowires fixed inside water passage, cotton pad fixed on filtration pad inside water passage, electrodes connected to cotton pads, and magnet.

AHMAD N, MAHDI I, SAXENA V, SHUKLA A, MISHRA H, IMAM S B, AMB M, SINGH D