国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7） C02（7）
IPC小类 B01D（7）
IPC C02F001/40（7）
发明人
公开年 2021（5） 2022（2）
申请年 2021（7）
专利权人

Preparing ultra-hydrophilic-underwater ultra-oleophobic graphene hydrogel/stainless steel mesh composite oil-water separation membrane, comprises immersing stainless steel mesh in detergent water, absolute ethanol and deionized water, placing in oven for in-situ polymerization and freeze-drying.

DAI Z, NI H, LI R, TIAN N

Graphene skid device for quick processing of oil and gas water, comprises gas-liquid pre-separating tank, ink oil water super-gravity separating coalescence device and graphene sewage fine processing device.

XUE D, ZHANG J, XU M, HE J, GAO J, YANG Y, ZHOU Z

Preparation method of graphene-based sponge used for treating sewage, involves performing ultrasonic treatment on the mixture of the graphene oxide dispersion and polyurethane sponge, heating.

WU J, LI C, SONG S, HUO S, LI K, WANG Y

Preparing graphene oxide/carbon nanotube composite filter membrane for oil-water separation comprises e.g. mixing graphene oxide and carbon nanotubes with distilled water, preparing graphene oxide and multi-walled carbon nanotubes mixed solution and designing vacuum filtration device.

LI W, YUAN R, CHEN W

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

Hydrophobic magnetic porous material useful for treating or absorbing hydrophobic material, prepared by e.g. modifying magnetic nanoparticles coated with protein shell into porous substrate and performing hydrophobic treatment.

YU J, CAO C, ZHANG T, PAN Y

Composite net film for oil-water separation and/or sewage treatment comprises metal net base material modified with functional material including super-hydrophilic-oleophobic material, or crosslinked material and non-crosslinked material.

XU J, FU Y, AI L