国家/地区 中国（8） 世界知识产权组织（4） 美国（3） 印度（2）
IPC部 B（16） C（8） A（3）
D（2）
IPC大类 B01（16） C02（6） C01（3）
A41（2） B82（2） D01（2）
IPC小类 B01D（16） C02F（6） B01J（3）
C01B（3） A41D（2） B82Y（2）
D01F（2）
IPC B01D039/20（16）
发明人 SILVEIRA G R（2）
公开年 2022（8） 2023（8）
申请年 2022（16）
专利权人 AQUA DIVA GL.（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

Graphene filter plate, has substrate formed with filter hole, where graphene filter unit covers filter hole, and filtering unit is provided with filtering part and connecting part, filtering part located at inner side of connecting part.

YU F, YI J, JU Y, WANG D, WANG W

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

Air purifier for use in e.g. vehicles, has foreign matter filter unit, photocatalyst filter unit and driving device for inflow and discharge of air, where photocatalytic filters are arranged around light source unit.

HWAN K J, KIM K D, PARKJUNGHOON, HWANG J Y

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

Composite porous ceramic filter material with long-term antimicrobial effect, obtained by coating inorganic coating layer on surface of porous ceramic filter material substrate.

ZHU C, ZOU X

Industrial graphene filter core, has fixed top part plate fixedly connected with elastic cloth, and movable top plate whose inner wall is provided with through hole, where bottom part of movable plate is connected with filter core.

LIN B

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