国家/地区 中国（39） 美国（7） 欧洲专利局（EPO）（6） 世界知识产权组织（6） 加拿大（3） 韩国（3） 巴西（2） 印度（2） 日本（2）
IPC部 B（47）
IPC大类 B01（47） C02（41） C07（3）
D01（3） B60（2） C01（2）
C08（2）
IPC小类 B01D（47）
IPC B01D069/02（47）
发明人 JIANG Z（4） LI Y（4） LIU X（3）
WANG L（3） CHEN G（2） FEI F（2）
FU Y（2） LI J（2） LI X（2）
LIU K（2） PAN F（2） PUGH T（2）
XIE H（2） XU C（2） XU J（2）
公开年 2021（30） 2022（15） 2023（2）
申请年 2021（47）
专利权人 SHANGHAI INS.（3） UNIV TIANJIN（3） G2O WATER TE.（2） HANGZHOU NAN.（2）
UNIV TIANJIN.（2）

Preparing high-throughput anti-pollution polyvinylidene fluoride hybrid ultrafiltration membrane used in wastewater, involves adding polyvinylidene fluoride, first catalyst and potassium hydroxide ethanol solution in reaction vessel, stirring uniformly to form mixed solution, stirring, reacting.

CHANG N, YAN B, WANG H

Hollow fiber ultrafiltration membrane for removal of heavy metals including arsenic, comprises polyphenylsulfone as base polymer, polyvinylpyrrolidone as pore-forming agent, and polyvinylpyrrolidone as hydrophilic polymer.

TODETI S R, NAYAK C M, KUMAR M, ISLOOR A M

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

Porous separation membrane with adsorption performance used in e.g. water pollution monitoring, comprises polymer layer and optional support layer, where surface and interior of polymer layer are three-dimensional fiber structures and adsorbent is dispersed in polymer layer.

YU H, ZHANG Y, PAN G, ZHU X, LIU Y

Solar-thermal vapor-permeation membrane for vapor-permeation system used for separating organic component from aqueous solution, comprises a thermally conductive, porous support layer capable of absorbing solar-thermal radiation.

TSOURIS C, HU M Z, JANG G G

Membrane distillation, pervaporation system used for downstream recovery of fermentation product, comprises microwave unit, pervaporation system provided in fluid communication with membrane distillation system, and liquid nitrogen trap.

GUPTA O, ROY S, MITRA S

Mop cleaning bucket for rinsing and de-drying clean water by circulating and filtering sewage, has water column for drawing water from water purification area to clean mop cloth to form sewage that flows to water outlet through inclined surface.

WU C

Two-sided nano filtration membrane with positive and negative electrical heterogeneity structure useful as magnesium-lithium separation membrane for seawater desalination, comprises base film and upper and lower nano filtration surfaces deposited and assembled at one side of base film.

YE Q, WANG R, ZHU X

Semiconductor process wastewater treatment system used for removing ionic substances, has processing unit configured to receive semiconductor process wastewater and treat the semiconductor process wastewater through many operation and membrane filtration tank arranged separately from processing unit.

CHA M, KIM S, PARK C, AHN S, SEHYUK A, PARK C H, KIM S Y

Preparing efficient seawater desalination membrane involves taking microporous membrane as surface membrane and polyamide-based membrane as intermediate layer.

LIU G, LI S, WANG L