国家/地区 世界知识产权组织（3）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 C01B（5）
IPC C01B032/182（5）
发明人
公开年 2022（5）
申请年 2021（3） 
专利权人

Antibacterial and antiviral filtering device crossed by contaminated air used in separation processes comprises column structure of contiguous filter modules delimited by lateral surface at inlet and lateral surface at outlet.

BUSSO G

Carbon nanotube hybrid powder material has mesh of carbon nanotubes intimately interspersed with particle of second material where second material is carbon, carbon black, graphite, graphene, metal oxide, silica and alumina, and carbon nanotube is single-walled carbon nanotube.

ARTHUR D J, PRADA S R A, PRADA SILVY R A

Cerium oxide-doped graphene material comprises cerium, and has preset specific surface area, ordered mesoporous structure, stability and high porosity.

MARINOIU T A, CARCADEA E, RACEANU M, CAPRIS I, VARLAM M

Laser-induced carbon material having 3D porous structure produced by irradiating a laser beam on upper surface of the base substrate useful in humidity sensor.

SHIN B S, LEEJUNWOOK, MA Y W, HO K C

Graphene nanocomposite polymeric membrane used as air filtration membrane in high-performance masks and air purifiers, comprises sulfur-doped amine-functionalized silver-linked reduced graphene oxide.

BARDIYA V