国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC F24F008/108（2）
发明人
公开年 2021（2）
申请年 2020（2）
专利权人

Air purifying filter core comprises orderly laminated dust filtering layer, nano-silver ion antibacterial net, graphene filter layer and graphene modified active carbon filter layer, where graphene filter layer comprises graphene coating.

ZHANG H, CAI H, XIE Z, PAN D, ZHANG Y

Activated carbon composite filter screen comprises front plate, back plate, frame structure layer and filter core, where four corners of one side of front plate are fixedly provided with mounting sleeve.

YU X, GAO F, ZHANG J