国家/地区 世界知识产权组织（20）
IPC部 B（20）
IPC大类 B01（20） C01（10） C02（9）
C08（6） E21（3） A61（2）
B60（2） C23（2）
IPC小类 B01D（20）
IPC B01D071/02（20）
发明人 JAMISON D E（4） SHUMWAY W W（4） FEI F（2）
LIU K（2） PEARL W C（2） PUGH T（2）
公开年 2021（20）
申请年 2020（8）  2021（8）  2019（4） 
专利权人 HALLIBURTON .（4） G2O WATER TE.（2）

Membrane for pressure-assisted separation of oil and water used in drainage device and fuel tank, comprises at least partially crosslinked active layer arranged on portion(s) of porous substrate layer, and comprising superhydrophilic agent.

LIU K, FEI F, PUGH T

Separation membrane for oil and water separation in fuel tanks, comprises porous substrate layer and active layer comprising hydrophilic agent and superhydrophilic agents.

LIU K, FEI F, PUGH T

Ion-selective conduction composite membrane for extraction of organic compounds from water to be treated comprises inner layer disposed between two outer layers.

MOTTET B, LABORIE B, KECHADI M, BRUNO M, BENOIT L, MOHAMMED K

Synthesis of graphene oxide used for manufacturing membrane, involves mixing sulfuric acid and phosphoric acid, adding graphite powder, potassium permanganate and hydrogen peroxide, cooling mixture, diluting mixture with hydrochloric acid solution, and centrifuging.

ALKHOUZAAM A A, QIBLAWEY H

Graphene oxide-based membrane for use in regenerative dialysis system, comprises substrate, and multiple layers of single-layered graphene oxide formed on surface of substrate, where each layer is functionalized by diamine functional group.

YANG H Y, LEONG Z Y, ROY D M, KODURI S

Composite membrane used for separating gas from gas mixture, comprises selective layer comprising polymeric matrix comprising amine polymer, graphene oxide nanofiller, and mobile carrier chosen from ionic liquid and amino acid salt, coated on support.

DENG L, JANAKIRAM S, ANSALONI L, DENG Y L, ANSARONI L

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 gas selective separation filter involves providing graphene membrane on sacrificial support layer, subjecting graphene membrane to transient pressurized ozone gas pulse, purging ozone, and cooling down ozone treated graphene membrane.

AGRAWAL K V, HUANG S, HSU K, AGRAWAL K, HWANG S, HUSH K, XU G

Gas separation membrane element used in gas manufacture, comprises central tube for accumulating permeated gas, and gas separation membrane spirally surrounded by tube and comprising porous support film having arithmetic-mean surface roughness and separation functional layer containing graphene.

TOKUYAMA T, IIZUKA R, YAMADA H