国家/地区 中国（52） 美国（16） 世界知识产权组织（11） 印度（9） 韩国（9） 欧洲专利局（EPO）（3） 加拿大（2）
IPC部 B（81）
IPC大类 C02（81） B01（76） C01（5）
A01（4） B82（3） C08（3）
E21（3） A61（2） B09（2）
B63（2） C04（2） C09（2）
C12（2） G01（2） H02（2）
IPC小类 C02F（81）
IPC C02F001/00（81）
发明人 JAMISON D E（4） SHUMWAY W W（4） WANG Q（4）
LI J（3） LI Z（3） LIU M（3）
LIU S（3） LV H（3） SHA X（3）
SHA Y（3） SILVEIRA G R（3） WANG J（3）
ZHANG K（3） ZHANG X（3） BI Y（2）
公开年 2021（20） 2018（9） 2019（9） 2023（9） 2017（8） 2020（7） 2022（7） 2016（6） 2013（2） 2014（2）
申请年 2019（14）  2020（14）  2021（10）  2017（9）  2022（9）  2016（7）  2015（4）  2018（4）  2012（3）  2014（3）  2023（3） 
专利权人 HALLIBURTON .（4） GUANGZHOU KA.（3） NANTONG QIAN.（3） ANYANG INST .（2）
AQUA DIVA GL.（2） CHITKARA INN.（2） DAYING JUNEN.（2） GUANGDONG ES.（2）
NUCLEAR IND .（2） STANDARD GRA.（2）

Purifying agent used in industrial waste water treatment includes modified mixed flocculant including sodium hydroxide, sodium sulfide, polyferric sulfate, sodium polystyrene sulfonate and composite activated carbon filter element including activated carbon powder, and graphene oxide.

ZHANG K, ZHENG X, QIAO J, ZHAO Z, YANG X, LIN X, LIU F, LIU Y

Composite nanofiltration membrane useful in treatment of high-salt wastewater containing dyes, comprises graphene oxide/phenolic resin nanofiltration membrane on surface of base film.

ZHANG X, ZHANG Y, QIU X, DU X, TAN H, WANG J, KE Y

Recycling fluorine element in perfluorinated or polyfluoroalkyl compound from aqueous solution involves placing aqueous solution of perfluorinated or polyfluoroalkyl pollutant in plasma reactor, carrying out plasma discharge treatment, separating, and recycling.

WU Y, HE Y, LU K, AN T, WANG Z

Graphene oxide composite nano-filtration membrane used in treating dye-containing high-salt wastewater, or decolorization treatment of the dye-containing high-salt wastewater, comprises base film surface embedded with high molecular nano material of graphene oxide nanofiltration film.

ZHANG X, ZHANG Y, QIU X, DU X, TAN H, WANG J, KE Y

Automatic graphene sewage purifying device for fish tank, has purifying box whose bottom is fixedly connected with water outlet pipe whose end part is movably connected with another water pipe whose inner wall is connected with graphene filter plate.

SONG X

Making active molecular filters used in gas and water system to control and catalysis of air and water pollution, comprises taking substrate in reaction vessel, activating it, and functionalizing the substrate.

GORADIA P

Making sintered nanoparticle compound used in enhanced filtration systems, involves providing zeolite, silver nitrate, silver dioxide nanoparticle and graphene; combining core element of zeolite; where zeolite core is impregnated with silver nitrate or silver dioxide nanoparticle.

SILVEIRA G R

Copper-supported carbon-based single-atom material for catalytically activating potassium peroxymonosulfonate to degrade organic pollutants comprising sulfamethoxazole, comprises carbon matrix and copper atoms supported on carbon matrix, where matrix is obtained by polymerization of dicyandiamide.

CHAI L, WANG Q, YANG W, ZHANG X, YANG Z, CHEN S, ZHAO F

Sintered nanoparticle compound for use in enhanced granulated activated charcoal compound for removing nitrates, nitrites, salts, odors, or taste from processed water for use in water filtration system, comprises zeolite, silver nitrate, silver dioxide nanoparticle, and graphene.

SILVEIRA G R

Preparing oxidized graphene flakes (OGF) incorporated reduced graphene oxide (rGO) coated PU foam comprises e.g. preparing mold surface for antisticking property, mixing OGF, polyol and isocyanate, polymerizing, and thermally treating.

YADAV D, DE J, SAXENA S, SHUKLA S