国家/地区 中国（14）
IPC部 B（14）
IPC大类 B01（14） C02（14） C01（3）
IPC小类 B01D（14）
IPC C02F001/28（14）
发明人 WANG Y（5） BI Y（2） DU J（2）
LIU M（2） LIU Y（2） MIN Y（2）
SHEN J（2） WEI S（2） ZHANG K（2）
ZHANG S（2）
公开年 2019（7） 2021（4） 2020（3）
申请年 2019（14）
专利权人 NUCLEAR IND .（2）

Composite filter element useful in filter for emergency water supply, comprises multiple closely-connected hollow cylindrical filter layers, which are ceramic layer, composite adsorption layer, protective layer and activated carbon layer.

ZHANG K, WEI S, LIU M, BI Y, DU J

Preparation of hydrophobic membrane for oil-water separation by dissolving graphene oxide powder in water, adding zinc oxide nanowires to dispersion, suction filtering and vacuum drying.

LI C, ZHANG F, LI D, BAI L, QIAN H, SHEN J, QI Q, CHEN P

Filter for emergency water supply, has shell whose side wall is formed with water inlet, where bottom part of shell is formed with water outlet and center part of composite filter core is formed with central cavity for flowing out water supply flow.

ZHANG K, WEI S, LIU M, BI Y, DU J

Water purifying and absorbing material prepared by grafting or copolymerizing N-vinyl amide monomers on the matrix material, hydrolyzing, and adding functional compounds having epoxy and reacting to couple them to matrix material.

CHEN X, GUI Q, HU K, OUYANG Q, ZHANG J

High efficiency oil-water separation grass-modified graphene aerogel comprises graphene oxide powder raw material and grass powder modifier.

YUE Q, SONG Y, GAO B, YAN J

Preparation of graphene magnetic aerogel in sewage treatment, by mixing graphene oxide solution, reducing agent and iron(II,III) oxide magnetic nanospheres, performing solvothermal reaction to generate hydrogel, washing and freeze-drying.

DANG A, WANG Y, LI T, ZHAO T, LI H, AI Y

Multi-effect coupling method of nanofiltration membrane for dye desalination, involves mixing graphene oxide solution and modified nano-titanium dioxide solution, dispersing and vacuum-filtering dispersion through polysulfone membrane.

SHEN J, XU Y

Preparing quaternary ammonium salt group-containing graphene oxide material used as adsorbent to remove pollutants from water bodies, involves grafting tertiary amine groups on graphene oxide and dissolving graphene oxide in solvent.

ZHAO F, LIU H, WANG L, ZHOU Y, GENG C, NIU H, JIANG J, WANG Y

Preparing super-elastic magnetic graphene aerogel comprises e.g. using Hummers oxidation method to prepare graphene oxide mixed solution with a predetermined concentration, and preparing polyacrylic acid-modified ferric oxide nanoparticles.

GU H, WANG Y

Graphene oxide / polyaniline composite film for water treatment and a preparation method, comprises a substrate, graphene oxide, and polyaniline grafted on a surface of the film.

MIN Y, ZHANG S, LIU Y