国家/地区 中国（27） 世界知识产权组织（16） 美国（14） 韩国（8） 印度（6） 欧洲专利局（EPO）（4） 日本（4） 巴西（2）
IPC部 B（48）
IPC大类 B01（48） C02（26） C01（17）
B82（6） C09（5） D01（5）
A41（4） C08（4） A61（3）
B32（3） C03（3） A62（2）
B03（2） C04（2） C23（2）
IPC小类 B01D（48）
IPC B01D039/20（48）
发明人 LIU S（3） SILVEIRA G R（3） WANG Q（3）
ZHANG K（3） BI Y（2） CHENG J（2）
DU J（2） FENG G（2） HU M（2）
LEE J（2） LEE J H（2） LEE M（2）
LI L（2） LIU M（2） LUO Y（2）
公开年 2021（14） 2017（8） 2020（6） 2022（6） 2023（4） 2018（3） 2019（3） 2015（2）
申请年 2020（10）  2021（8）  2022（8）  2019（6）  2015（5）  2017（4）  2018（3）  2016（2） 
专利权人 GUANGZHOU KA.（3） AQUA DIVA GL.（2） NANTONG QIAN.（2） NUCLEAR IND .（2）
ROI OPTOELEC.（2） SHANGHAI ROI.（2） STANDARD GRA.（2） UNIV EAST CH.（2）
UNIV EAST CH.（2） UNIV EAST CH.（2） UNIV SHINSHU（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

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

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

Face mask for use as personal protective equipment, comprises layer comprising surface-functionalized graphene particles having specified sulfur impurity level, manganese level, and/or nitrogen oxide level.

PROMNIMIT A

Removing carbon dioxide from gas involves providing gaseous feed stream including carbon dioxide gas, adsorbing carbon dioxide gas, de-adsorbing carbon dioxide, and combining carbon dioxide with hydrogen gas to produce one of methane or methanol, catalyst includes one molybdenum sulfide, ruthenium.

MCDOWELL R, HILL C, YURCHICK C L, ATKINS C A

Production of carbon nanotube-based adsorption/filtration nanomaterial, comprises annealing carbon nanotubes to remove fullerenes and other by-products of carbon crystallization, where carbon nanotubes are subsequently immobilized on support substrate based on fibrous natural or synthetic material.

BOUSA D, BOUSA M, BOUSOVA K

Use of two-dimensional nanomaterial in preparing medicine for treating or preventing diseases caused by coronavirus by inhibiting binding of coronavirus spike protein to receptor angiotensin-converting enzyme 2 (ACE2) of its host cells.

LI Y, WANG L, ZHANG G

System used for purification of water, comprises water passage, filtration pad comprising graphene oxide nanoparticles and silver nanowires fixed inside water passage, cotton pad fixed on filtration pad inside water passage, electrodes connected to cotton pads, and magnet.

AHMAD N, MAHDI I, SAXENA V, SHUKLA A, MISHRA H, IMAM S B, AMB M, SINGH D

Modified graphene oxide with nano metal particles used for e.g. treatment of water for human consumption, is prepared by mixing phosphorus pentoxide, graphite, sulfuric acid and potassium persulfate, stirring, vacuum filtering mixture and washing, and drying to obtain pre-oxidized graphite.

BERGAMASCO R, BAZANA S D L, BIADOLA Q L S, GOMES R G, FILHO B A D A, NAKAMURA C V, SUGUIURA D, OCAMPOS F T