国家/地区
IPC部 C（2）
IPC大类 C01（2） C02（2）
IPC小类 C01B（2）
IPC C02F101/16（2）
发明人
公开年 2022（2）
申请年 2021（2） 
专利权人

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

Synchronously separating and recovering urea and phosphorus in fresh urine comprises e.g. taking alkaline calcium salt and adding in fresh urine, filtering to obtain calcium hydroxyphosphate and dephosphorized urine, and passing obtained dephosphorized urine into electrochemical separation device.

LIU Z, DAI X, XU L, WU D