国家/地区 中国（6） 韩国（4）
IPC部 B（9）
IPC大类 B01（9）
IPC小类 B01D（9）
IPC B01D046/00（9）
发明人
公开年 2021（9）
申请年 2019（3）  2020（3）  2021（3） 
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

Graphene air purifying and heating wallboard for indoor decoration, has electric heating layer that is orderly outwards set on front surface of fixing plate, and whose back surface corresponds to position of connecting concave head.

GU X, CHEN Z, PAN S, PAN Z, SHAO J

Nano fiber film air purifier filter screen has rotating shafts that are located at same vertical position and distance is same as length of pre-filtering screen.

YANG Y, DU L, LI X

Device used for purifying oil fume, comprises housing, and filter layer mesh three-layer structure comprising antibacterial and antiviral metal mesh and photocatalytic layer, longitudinally provided in housing.

CHEN G, YU H, LI M

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

Multifunctional air purifier of air conditioning system, has primary purification unit in which space is divided into purification unit, washing unit and sterilization unit by blocking plates, where filter unit is provided in each units.

JAE H

Fine dust adsorption air purifier using highly conductive powder graphene, has exclusive filter for evenly spreading powder graphene on normal filter, and main body equipped with dedicated filter to allow electricity.

SOO K M

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

Filter assembly for air-conditioning device, comprises high efficiency and low impedance bacteria filter layer including mildew-proof filter support layer and composite electrostatic cotton filter layer, and rhombic grid filter screen layer.

WANG Q, TIAN X, WU G, ZHAO L, DU G, TIAN J, WU D