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

Gas anti-reflux device for graphene carbon fiber production, has bracket whose top portion is provided with water storage tank, and filter box whose inner portion is formed with filter blocks, where side of filter box is made with exhaust pipe.

WU Y, HE C, ZHANG Y

Air purifier comprises graphene, calcium hypochlorite, silver ion antibacterial liquid, negative oxygen ion stock solution and water.

ZHANG Y