国家/地区 美国（6） 世界知识产权组织（6） 印度（4） 中国（2）
IPC部 B（13）
IPC大类 B01（13）
IPC小类 B01D（13）
IPC B01D071/02（13）
发明人 JAMISON D E（2） MADHAD H（2） MISHRA N（2）
PEARL W C（2） SHUMWAY W W（2） VASAVA D（2）
公开年 2021（13）
申请年 2019（5）  2020（5）  2021（3） 
专利权人 HALLIBURTON .（2） MADHAD H（2） MISHRA N（2） VASAVA D（2）

Preparation of iron-oxide-graphene oxide-hexagonal boron nitride composite used in e.g. chemosensor, involves dissolving graphene oxide and hexagonal boron nitride in distilled water, stirring and ultrasonically processing, autoclaving, centrifuging, washing with ethanol and drying.

NANDHAKUMAR R, PRABHU J, SAKUNTHALA A, VIDHYA B, RAJESH S

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

Preparing graphene-containing mixed film, comprises e.g. using strong oxidant to oxidize layered graphite powder to form layered graphene oxide with carbonyl, carboxyl and epoxy groups, and mixing Dimethylformamide and graphene oxide.

LIN C, LIU T, CHUANG Y, WEI H, HSU N

Preparing new-type mixed substrate gas separation membrane containing amino polyaryletherketone/graphene oxide composite material, comprises e.g. polymerizing bisphenol monomer, mixing with graphene oxide dispersion and paving into membrane.

WANG Z, YANG C, YU J

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

Amine functionalized graphene reinforced coumarin based polyamide nanocomposite material used in mechanical industries, e.g. textiles contains polymeric matrix i.e. polyamide and graphite nanofiller i.e. amine functionalized graphene.

VASAVA D, MADHAD H, MISHRA N