国家/地区 世界知识产权组织（14）
IPC部 B（14） C（10） A（5）
IPC大类 B01（14） C01（5） A41（3）
A61（3） A62（3） B32（3）
C02（3） A01（2） C08（2）
C09（2）
IPC小类 B01D（14）
IPC B01D046/00（14）
发明人
公开年 2021（7） 2022（5）
申请年 2021（6）  2020（4）  2022（2） 
专利权人

Membrane used in gas separation module used for separating gases and/or for purifying feed gas, comprises porous substrate, and discriminating layer obtained by curing composition containing curable copolymer containing epoxide groups and poly(ethylene oxide) groups.

BOGELS G M, VAN KESSEL P, ITAMI Y

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

Use of two-dimensional nanomaterial in preparing medicine for treating or preventing diseases caused by coronavirus by inhibiting binding of coronavirus spike protein to receptor angiotensin-converting enzyme 2 (ACE2) of its host cells.

LI Y, WANG L, ZHANG G

Modular filtration device used to purify fluids, comprises modular docking plate comprising quick disconnect plumbing coupling, electrical connector, alignment feature for aligning and receiving modular filter, and modular filter.

JACOBS K, STIEHA J

Onsite generating hydrogen fuel involves interacting methane with high-temperature steam, where methane and steam interact, methane and steam interact in presence of catalyst, four molecules of hydrogen, one molecule of oxygen, and carbon.

CHEEMA H S, KUNDRA J P

Filter used in device e.g. mask, breathing apparatus and face covering, vent cover and heating, ventilation, has polyurethane-based polymer foam comprising virucidal/bactericidal agent having cetylpyridinium chloride and/or dimethyloctadecyl(3-(trimethyloxysilyl)propyl)ammonium chloride.

RAMAPPA D A, JOGIKALMATH G

Manufacturing filter for purifying gases, such as air, from microbial pollutants by applying liquid cement coating containing titanium dioxide particles on porous ceramic filter, drying, soaking in water, drying and exposing to radiation.

WITKOWSKI H, DYTRYCH W, JAROSLAWSKI J

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

Polytetrafluoroethylene composite filter material useful for air purification by filtering bacteria and virus aerosol, comprises supporting layer and polytetrafluoroethylene microporous film layer.

XIAO P, XIAO Z, CAI C, TANG Y, LI H, SU J, XIAOPING, WEIGHT X, TSAI C, AN X J

Ink useful for providing viral active or anti-microbial coating to substrate, comprises carrier, graphene or graphene oxide particles dispersed in carrier, and viral active or anti-microbial component adhered to graphene.

CHEN S W, DEVINE S, CHEN S, SANDWINTHROP C