国家/地区 中国（12） 美国（10） 韩国（8） 世界知识产权组织（8） 欧洲专利局（EPO）（5） 加拿大（4） 日本（4） 澳大利亚（2） 印度（2）
IPC部 B（24）
IPC大类 B01（24） C02（8） C01（7）
D06（4） A41（3） D04（3）
A61（2） B05（2） B82（2）
C08（2） H01（2）
IPC小类 B01D（24）
IPC B01D039/00（24）
发明人 BEDWORTH P V（2） LIU S（2） LIU Y（2）
WANG Q（2）
公开年 2015（4） 2021（4） 2013（3） 2017（3） 2019（3） 2014（2） 2018（2）
申请年 2014（5）  2016（3）  2019（3）  2020（3）  2021（3）  2012（2）  2015（2） 
专利权人 GUANGZHOU KA.（2） LOCKHEED COR.（2） LOCKHEED MAR.（2）

Entropic filters developed using modern nanocarbon materials, pure and decorated with selected zirconium dioxide or iron(II, III) oxide nanoparticles, and made of carbon nanotubes, used to make helium-3 isotope in cryogenic separation.

KEMPINSKI W, TRYBULA Z, CHOROWSKI M, CHOLAST K, POLINSKI J, NIECHCIAL J, STOBINSKI L, KOZIEMBA A

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

Method for preparing photothermal regeneration mask core layer material, involves coating nano-carbon slurry on surface of non-woven fabric or woven fabric, coating porous material slurry on non-woven fabric or woven fabric, and obtaining photothermal regeneration mask core layer material.

LIU Y, LU Y, YANG X

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

Preparing sewage filtering material by mixing quartz sand, anthracite particles, graphene, limestone, sieving powder, sodium allyl sulfonate, distearoyl diethylene triamine, and titanium oxide, granulating and layering on fabric.

SUN H, GAO Y, SI Y, SHEN F

Preparing graphene metal organic framework composite modified polypropylene melt-blown material comprises mixing the graphene and ethanol, cutting, dispersing the graphene in ethanol and adding silane coupling agent.

QIN J, LIU Y, ZHAO K, HE Y

Graphene scale-composite filter element for use in water purifiers under various conditions, comprises activated carbon, graphene materials, surfactants, additives in specific weight percentage.

WANG Q, LIU S

Graphene-sterilizing compound filter element for use in water purifiers, comprises activated carbon, graphene material, surface active agent and additive in specific mass percentage, where additive comprises polyacrylic acid.

WANG Q, LIU S

Filter material comprises polyphenylene ether resin, polypropylene fiber, acrylic fibers, modifier, graphene, compatibilizer, polyethylene glycol, light stabilizer, polystyrene and silica.

GUO J

Filter cloth useful for adsorption and removal of aflatoxin in edible vegetable oil e.g. peanut oil and corn oil, comprises reduced graphene oxide/polyvinyl formal fiber filter cloth composite material having regular structural morphology.

LI P, MAO J, ZHANG Q, ZHANG L, LI H, ZHANG W, YU L