国家/地区 世界知识产权组织（17）
IPC部 B（17）
IPC大类 B01（17）
IPC小类 B01D（17）
IPC B01D071/02（17）
发明人 KITAHARA I（4） WANG P（4） ZHENG S（4）
ERICSON J（2） HSIEH W（2） JAMISON D E（2）
KOBUKE M（2） LIN W（2） PEARL W C（2）
ROMERO R（2） SHUMWAY W W（2）
公开年 2021（6） 2015（3） 2017（2） 2018（2）
申请年 2020（4）  2015（3）  2017（3）  2019（3）  2013（2） 
专利权人 NITTO DENKO .（4） HALLIBURTON .（2）

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

System used for treatment of slop water recovered from wellbore operation, comprises treatment unit comprising inlet, filtration medium comprising particulate pack partially coated with zwitterionic polyelectrolyte, and arranged to separate portions of slop water stream comprising water, and outlet.

JAMISON D E, SHUMWAY W W, PEARL W C

Fluid treatment system for treating fracturing fluid or drilling mud, has first filtration medium having first outlet that is provided on first side of first filtration medium, and second outlet that is provided on second side of first filtration medium to opposite first side.

JAMISON D E, SHUMWAY W W, PEARL W C

Nanoporous membrane used in filter, comprises two-dimensional material permeated by pores which are blocked by polymer derived from monomer and comprising population of pores having average pore diameter.

KIDAMBI P R, CHENG P

Infrared absorbing composition used in device, in layered structure as infrared emitter/absorber, to prepare surface to absorb infrared radiation and making coatings comprises layer of metal carbides and nitrides material.

HAN M, GOGOTSI Y

Composite material useful for delivering and desorbing macromolecular substance, preferably polysaccharide molecule, protein, DNA and RNA in cell, comprises carbon nanotube as nano-particles and polydimethylsiloxane as flexible substrate.

CHEN H, WANG L, TANG H

Conductive film comprises porous base layer film, porous intermediate transition layer film made up of graphene and carboxylated multi-wall carbon nanotubes and porous conductive layer film stacked in sequence.

SUN F, YANG J, DONG W, ZHAO L, XING D, YANG S, SONG Z, LI J

Membrane having high moisture and low gas permeability used for dehydration of gas e.g. oxygen and nitrogen, comprises support, and composite comprising graphene oxide compound and polyvinyl alcohol coated on support.

ZHENG S, WANG P, ROMERO R, KITAHARA I, LIN W

Membrane used for disinfecting microbes, comprises support and composite coating containing optionally substituted graphene oxide compound crosslinked with crosslinker e.g. benzoic acid derivative, and has preset antibacterial effectiveness.

HSIEH W, KITAHARA I, SIDDIQUI O, ERICSON J, KOBUKE M, WANG P, YAMASHIRO Y, ZHENG S, ERICKSON J, OOU M

Antimicrobial membrane for preventing microbial growth has support and composite containing graphene oxide compound and crosslinker in which composite coats the support, and crosslinker contains e.g. polyvinyl alcohol and/or biopolymer.

HSIEH W, KITAHARA I, ERICSON J, KOBUKE M, WANG P, ZHENG S, HSEIH W, XIE W, BEI Y, XIAO H