国家/地区 中国（13） 韩国（11） 世界知识产权组织（6） 欧洲专利局（EPO）（5） 美国（4）
IPC部 B（28） C（8） A（7）
D（5）
IPC大类 B01（28） A62（5） A41（4）
A61（2） B60（2） B82（2）
C01（2） C03（2） C09（2）
D01（2） D04（2） D06（2）
IPC小类 B01D（28）
IPC B01D039/20（28）
发明人 CESAREO G G（2） FENG G（2） HU M（2）
KIM S（2） LI L（2） LUO Y（2）
RIZZI L G（2） ZENG H（2） ZHAI F（2）
公开年 2021（16） 2023（7） 2022（5）
申请年 2021（28）
专利权人 DIRECTA PLUS.（2） SAMSUNG ELEC.（2） SHANGHAI ROI.（2） UNIV CHONGQI.（2）
UNIV EAST CH.（2） UNIV EAST CH.（2） YUNNAN HUAPU.（2）

Producing iodine adsorption filter for adsorbing iodine in radioactive waste liquid, comprises immersing template composed of polymer in slurry containing bismuth graphene oxide produced by reacting graphene oxide with bismuth nitrate.

KIM W

Non-powered electrostatic air cleaning filter, has support made of glass fibers, where carbon structure grown from seed is formed on support, and carbon structure is carbon nanotube or graphene.

KIM S M

Method for manufacturing water purification filter, involves mixing specific weight grams of graphene with distilled water by rotating at specific speed, mixing specific weight kilograms of raw materials with ceramic balls as dough.

GOWOON J

Air filter structure, has graphene filter layer arranged on surface of conductive mesh layer, and air filter structure formed on side of mesh layer by electro-deposition process, where mesh layer is formed with mesh.

PARK S M, SAEMI K, KIM S, PARK H J, BAE L, JUNG Y K, JEONG Y W, HONGSEONGPIL

Producing hydrostatic filter, comprises mixing graphene with ceramic balls, and mixing graphene and distilled water by rotating mixture at speed of ten thousand revolutions per minute, and mixing raw materials with ceramic balls as dough.

LEE M E

Method for manufacturing non-woven fabric filter, involves mixing and stirring material for manufacturing non-woven fabric and graphene powder, and preparing non woven fabric using mixed material in chip form using melt dispersion machine.

HAK L K, JEONG G, LEE Y B

Graphene ceramic composite filter for simultaneous removal of ultra-fine dust and harmful gases, has silane coupling agent hydrolyzed in aqueous ethanol solution, and ceramic filter impregnated with modified graphene oxide.

KIM G

Self-cleaning filter used as mask, comprises heating fiber containing heating carbon component.

KIM S, JUNG H J, JAE C H

Filter for use in conventional mask for killing viruses or removing fine dust, has metal plate included with set of filter portions arranged such that polymer film and metal plate faces each other.

SHIN B S, LEEJUNWOOK, YOUB J S, LEECHANWOO

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