国家/地区 中国（4） 加拿大（2） 欧洲专利局（EPO）（2） 印度（2） 日本（2） 美国（2） 世界知识产权组织（2）
IPC部 A（5）
IPC大类 B01（5）
IPC小类 B01D（5）
IPC B01D053/02（3） B32B009/00（3） B32B009/04（3）
发明人
公开年 2021（5）
申请年 2020（5）
专利权人

Multi-layered mask is useful for e.g. protecting against the aerosol transmission of COVID-19 comprises five layers characterized that first and last layers are made of e.g. cotton textile layers, natural fiber layers, and nanofibers layer.

SHIREESHA G, KARBARI S R, UTTARA K M, SUBRAMANYA K

Formation of porous graphene layer used as semipermeable membrane, involves providing catalytically active substrate comprising copper-nickel alloy substrate, to catalyze graphene formation under chemical vapor deposition conditions.

CHOI K, PARK H G, HEIGHT M, CHOI K J, PARK H, PIAO H

Graphene moisture-absorbing antibacterial deodorant sock, has sock main body whose bottom part is sewed with plant fiber layer located in graphene fabric layer that is sewed with active carbon adsorption layer adhered with bottom part of plant fiber layer.

CHEN Y

Anti-cold air conditioner graphene antibacterial air conditioner filter cloth comprises a base cloth layer, where the surface of the base cloth layer is provided with an embossing structure.

CHEN C, ZHANG X

Hybrid graphene material used for manufacturing filters of substances from any tobacco product, preferably cigarettes, industrial processes, internal combustion engines or chemical processes, comprises micronized graphite.

BENSE CANDELA T, BANCHERO ISASMENDI M M, UMPIERREZ VAZQUEZ E F, RUFENER C, VILLANUEVA J P, PARDO H, FACCIO R, MOMBRU A, BENSE C T, BANCHERO I M M, UMPIERREZ V E F, BENSE C T S, CANDELA T B, ISASMENDI M M B, VAZQUEZ E F U, UMPIERREZ VIZQUEZ E F, UFENER C, UMPIERREZ VAZQUEZ E, DRA. PARDO H, DR. FACCIO R, DR. MOMBRU A