国家/地区 美国（3）
IPC部 B（3）
IPC大类 C02（3） B01（2） C01（2）
IPC小类 C02F（3） B01J（2） C01B（2）
IPC C02F001/72（3）
发明人
公开年 2022（2）
申请年 2021（3）
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

Undesired substance removal apparatus for removing undesired substance from liquid, has flocculation tank which aggregates solid substance in liquid discharged from neutralization tank and sedimentation tank precipitates solid substance aggregated with flocculation tank.

SEIICHIRO T, JASPER V D B J, TIM B, TABATA S, VAN DEN BERG J J, BEARD T