国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） B32（3）
IPC小类 B01D（3）
IPC B32B005/02（3）
发明人
公开年 2022（3）
申请年 2021（2） 
专利权人

Nano-filtration membrane used in nanofiltration membrane component and water treatment device, comprises N-trimethoxy silicon propane ethylenediamine triacetate-type graphene layer, and support layer.

LI B, LI K

Glass fiber air filter material used for purifying air in automobiles, comprises modified nonwoven fabric and glass material fiber from bottom to top, formed into composite by hot-pressing.

ZHANG Z, JIA G, YANG P

Air filter cloth for air purifying device for filtering and purifying micro-particles in air, has adsorption layer composed of transverse first aramid filament and longitudinal second filament knitted with each other.

CAO W