国家/地区 韩国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B01D053/86（2）
发明人
公开年 2023（2）
申请年
专利权人

Catalyst coated with nitrogen-doped graphene quantum dots useful for improving selective catalyst reduction efficiency, comprises vanadium oxide, tungsten trioxide, titanium dioxide, and nitrogen-doped graphene quantum dots.

BAIK J M, CHOI S, RAHULPOLBIA

Air purifier for use in e.g. vehicles, has foreign matter filter unit, photocatalyst filter unit and driving device for inflow and discharge of air, where photocatalytic filters are arranged around light source unit.

HWAN K J, KIM K D, PARKJUNGHOON, HWANG J Y