国家/地区 印度（2） 韩国（2）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC B01D039/20（2） B01D046/00（2） B01D053/32（2）
B03C003/155（2） B03C003/41（2） F24F003/16（2）
F24F008/192（2）
发明人
公开年 2021（4）
申请年 2021（2） 
专利权人

Air purifying device for separating materials from air flow, has collector plates arranged downstream of set of ionization needles, where device generates ionization corona discharge by positive ionization voltage led to needles.

TULKKI J, JUHANI T, SKOGSTER N, MAKKONEN P

Assembly used in air filtration unit and automobile ventilation unit for attracting and neutralizing contaminants from air, comprises substrate, graphite solution, and ionizer to apply static charge to substrate by ionizing particles, where substrate is treated with graphite solution.

SEEGERS G N, SEEGERS W N

Laser-induced graphene type air filter for air purification apparatus, has polymer film formed by irradiating laser in scanning process, and porous carbon nanostructure layer provided on base layer in state carbonized by laser irradiation.

IN J, KIM K Y

Air-purification system for ultraviolet light-based air purifier, comprises one high efficiency particulate air filtration unit (HEPA) where HEPA filter bed extracts air from external atmosphere and performs a HEPA filtration.

SINGHAL A V, SHARMA A K, HAJELA K, SYED S A I, KUMAR N, SHARMA D, JAI S