国家/地区 韩国（17）
IPC部 C（17）
IPC大类 C02（17）
IPC小类 C02F（17） B01D（9） B01J（6）
C01B（2）
IPC C02F001/28（5） B01D067/00（4） B01D071/02（4）
B01J020/20（4） C02F001/44（4） B01J020/30（3）
C02F001/72（3） B01D061/02（2） B01D071/60（2）
B01J020/28（2） B01J021/18（2） B01J035/00（2）
C02F001/32（2） C02F001/40（2） C02F001/461（2）
发明人 CHA M（2） CHANG Y（2） KIM S（2）
KIM S Y（2） PARK C（2） PARK C H（2）
YANG J K（2）
公开年 2022（11） 2023（6）
申请年 2021（17）
专利权人 KOREA ADVANC.（2） UNIV EWHA IN.（2） UNIV KWANGWO.（2）

Cation exchange membrane useful in electrodeionization device for ultrapure water production system comprises cation exchange resin, binder resin, and reduced graphene oxide.

KIM S K, JEONG H Y, MOON Y G, SON E J

Manufacturing uranium adsorbent for removing uranium contained in water, comprises calcining first compound produced by synthesizing melamine resin and graphene oxide, and doping graphene oxide with metal-organic framework.

JANG M, CHOONG C, CHANG Y, YANG J K

Preparing graphene oxide/chitosan adsorption medium useful for adsorbing and removing heavy metals from water, comprises preparing graphene oxide/chitosan mixed solution by mixing graphene oxide aqueous solution and chitosan solution, and freeze-drying.

CHANG Y, CHOI J S, LINGAMDINNE L P, YANG J K, KODURU J R

Polymer cross-linked structure separator for conductive carbon separation membrane, has polymer cross-linked bonds that are formed between layers of conductive carbon separator having laminated structure.

CHO E S, LETHARGY

Mineral ion activated water obtained by mixing water, natural inorganic minerals, and pulverized fine powder, stirring, filtering mixture, mixing mineral liquid water, and diluting with water, useful for mineral ion wet tissue.

NAMKUNG D

Method for re-extracting oil through water treatment of bilge wastewater comprises using graphene filter for purifying bilge wastewater, then compressing and adsorbing nano grade graphene on MB filter non-woven fabric with high heat.

HWANG J

Visible light-sensitive photocatalyst useful in composition for removing organic carbon in wastewater, comprises core comprising bismuth tungstate and shell containing nitrogen-doped graphene oxide quantum dots and cyanide nitrogen.

HEO J, TRUE W H B

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

Structure useful for producing high-purity methane, comprises conductive carbon nanotube structure, and iron oxide bonded to surface of carbon nanotube structure.

KANG S, SEUNGYOUBHAN, KANG J W, YANG S M

Producing silver-coated carbon electrode, comprises e.g. immersing carbon powder in solution containing silver ions, mixing, adding base solution into mixed solution, filtering, heating and drying filtrate, and producing electrode.

YOON H, MIN T, LIM S I, OH M S, KIM Y N