国家/地区 中国（4） 美国（2）
IPC部 C（5）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C02F101/16（5）
发明人
公开年 2022（2）
申请年 2021（3） 
专利权人 UNIV TONGJI（2）

Resourceful treatment of aquaculture wastewater, involves subjecting aquaculture wastewater to anaerobic fermentation treatment, performing solid-liquid separation, and collecting liquid phase to obtain anaerobic fermentation wastewater, adding magnesium source and adsorbent.

LIU Y, DENG G, TANG W, LI J, CHEN J, LIU X, HE J, LIU G

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

Preparing graphene-coated cobalt-based Prussian blue nanocrystalline composite material comprises adding ligand solution to graphene oxide solution, stirring, adding metal salt solution, centrifuging mixture, freeze-drying solid, calcining.

WANG Y, LI F, XU B

Waste liquid treatment device for synthetic ammonia, urea production has sealing cover installed with solar panel, recycling sedimentation tank, waste liquid conveying pipe, gas tank, graphene storage battery, and controller.

ZHANG H, WU Z, MEI K, ZHOU B