国家/地区 中国（102） 美国（18） 世界知识产权组织（14） 欧洲专利局（EPO）（6） 印度（6） 日本（5） 韩国（4） 台湾（4） 巴西（3） 加拿大（3） 澳大利亚（2）
IPC部 B（130）
IPC大类 B01（130）
IPC小类 B01D（130）
IPC B01D067/00（68） C02F001/44（68） B01D069/02（44）
B01D071/02（40） B01D069/12（39） C02F001/28（27）
C02F101/30（24） C02F001/00（16） C02F101/20（14）
B01J020/30（13） C02F103/08（13） B01J020/28（12）
C02F001/40（11） B01D069/10（10） C02F001/469（9）
发明人 ZHANG X（7） WANG Y（5） CHEN X（4）
JAMISON D E（4） LI S（4） LI X（4）
LIU M（4） SHUMWAY W W（4） WANG X（4）
ZHANG H（4） ZHANG J（4） ZHOU H（4）
CHEN G（3） CHEN W（3） CHEN Y（3）
公开年 2021（130）
申请年 2021（62）  2020（54）  2019（13） 
专利权人 HALLIBURTON .（4） CHEN X（3） CHINA PETROL.（3） FOSHAN YUNMI.（3）
UNIV TIANJIN（3） BEIJING INST.（2） CHINA PETROL.（2） CHITKARA INN.（2）
G2O WATER TE.（2） HANGZHOU NAN.（2） NUCLEAR IND .（2） SHANGHAI ADV.（2）
SHANGHAI INS.（2） SICHUAN HENG.（2） SINOPEC BEIJ.（2） UNIV CHINA O.（2）
UNIV XIAN TE.（2） US SEC OF NA.（2）

Nano-silver composite treatment agent useful for improving anti-pollution ability of membrane bioreactor membrane, comprises nano-silver material prepared form e.g. silver nitrate, L-ascorbic acid and polyvinylpyrrolidone, and hydrophilic polymer prepared form e.g. polysulfone and graphene oxide.

ZHU H, WANG K, XIA W, DONG P, LIU A, SUN X

Inserting two dimensional flakes of two dimensional material into pores of porous substrate, comprises providing porous substrate having open pores, applying liquid dispersion of flexible flakes to porous substrate and subjecting substrate.

KHRANOVSKYY E, ZHYBAK M

Large area graphene-based seawater desalination film comprises support layer and composite interlayer structural unit, where composite interlayer structural unit is sequentially provided with porous graphene layer, graphene oxide layer and porous graphene layer from bottom to top.

QING F, HOU Y, LI X

Deodorant device for intelligent toilet care instrument comprises e.g. dirt barrel, filtering and deodorizing assembly, and circulating deodorizing assembly, outer edge, mounting cover installed above the dirt bucket, middle of fixing plate is connected with outer edge by fixing bolts.

YIN X

Preparing sericin doped graphene oxide membrane for forward osmosis by isolating graphene oxide flakes by centrifuging, collecting supernatant, pouring sericin solution on nylon support, pouring medium graphene oxide flake dispersion under vacuum pressure, heating, immersing in water and drying.

DEKA P, VERMA V K, SUBBIAH S, RAIDONGIA K, KEJRIWAL R

Preparation of shaped hollow fiber ultrafiltration membrane used for treating coal chemical wastewater includes mixing organic solvent, polyvinylidene chloride resin, polymer pore forming agent, monolayer graphene oxide solution and additive to obtain casting solution.

WANG Y, RUI Y, LIU W, YANG S

Treating gold smelting wastewater by quality comprises e.g. mixing impurity-removing and reduction waste water in acid waste water, supplementing treatment of electrolyzed water in alkaline wastewater, returning fresh water to production system, and using desalinated water as supplementary water.

QIU J, LAI B, JI C, WU Z, WU W, SUN G, LIN F

Graphene composite antibacterial purification material used for particulate matter, comprises graphene, lignin, coconut shell activated carbon, nano-titanium dioxide, methyl cellulose, talc powder and deionized water.

WU J, LI T, CHEN L, QUE M, SUN Y, SUN J

Preparation method of graphene-based sponge used for treating sewage, involves performing ultrasonic treatment on the mixture of the graphene oxide dispersion and polyurethane sponge, heating.

WU J, LI C, SONG S, HUO S, LI K, WANG Y

Graphene electric heating furnace comprises inner part provided with graphene heating sheet of box body, filter piece installed in box body comprising fixed filter piece and movable filter piece, and driving piece.

FAN Q