国家/地区 韩国（12）
IPC部 B（12）
IPC大类 B01（12） C02（6） C01（4）
IPC小类 B01D（12）
IPC B01D067/00（5） B01D071/02（5） B01D053/22（4）
B01D069/12（3） C02F001/44（3） B01D061/02（2）
B01D069/02（2） B01D069/10（2） B01J020/28（2）
C01B003/50（2） C02F001/28（2） C02F003/12（2）
C02F003/30（2）
发明人 CHA M（2） KIM D W（2） KIM S（2）
KIM S Y（2） PARK C（2） PARK C H（2）
公开年 2022（12）
申请年 2021（12）
专利权人 UNIV EWHA IN.（2） UNIV YONSEI .（2）

Membrane bioreactor wastewater processing system comprises anoxic tank for removing nitrogen in wastewater, and coagulation tank injecting coagulant into supernatant water introduced from second space portion of anaerobic tank.

JEONG S, JOSUNGKUN, LEE C, LEE J, CHOI J W

Large-area hexagonal boron nitride thin film used for forming gas/moisture barrier, comprises boron nitride crystal planes and having preset average surface roughness.

KIM S M, KO H

Producing graphene-based separator by heat-treating graphene oxide to form nanoporous graphene comprising multiple pores, oxidizing with oxidizing agent to functionalize oxygen functional groups, and stacking functionalized graphene.

KIM D W, KANG J H, KIM I, CHOI D C, RYU S Y

Gas separation membrane useful for separating hydrogen comprises first layer including one dimensional carbon body set on porous support and second layer including metal-organic framework set on first layer.

KIM D W, CHOI E J

Nanopore device for detecting sample passing through nanopores, has nano-layered membrane coupled to one of one side or other side of nanopore membrane, and nanoflakes spaced apart from each other and arranged in nanolayered structure.

HAN C, SU K J

Ceramic nanofiltration membrane comprises graphene oxide and polyethyleneimine are alternately coated on surface of ceramic nanofiltration membrane, where graphene oxide and polyethyleneimine allow carboxyl group and amine group to form covalent bond.

KOOK H, CHA M, KIM S, LEE M, PARK C, PARK C H, LEEMINJOO, KIM S Y

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

Treatment of water involves performing first treatment on water to oxidize predetermined amount of organic contaminant, and electrochemically treating first treated water with electrochemical cell comprising cathode and anode.

DUKES S P, CHEN Y, GRIFFIS J, GU G Y

Capturing carbon dioxide produced from fluid catalytic cracker regenerator flue gas involves operating crossflow membrane at vacuum permeate pressure to remove bulk of carbon dioxide followed by membrane which operates with counter-current air sweep.

CHINN D, BHUWANIA N, HE A Z, CHIN D, BUWANIA N, HEY A Z

Device useful e.g. for producing exfoliated graphene using electrochemical method, comprises e.g. storage tank introduced with pure electrolyte passed through electrolyte control unit and stored through electrolyte storage tank inlet pipe.

KIM J S, HAN Y B