国家/地区 韩国（4） 美国（2） 世界知识产权组织（2）
IPC部 B（5） C（4）
IPC大类 B01（5） C02（2）
IPC小类 B01D（5）
IPC B01D071/00（5）
发明人 PARK H（2）
公开年 2015（2） 2016（2）
申请年 2015（5）
专利权人

Water-treatment apparatus has oxide graphene contact unit that filters first enriched water and second enriched water flowed in with filtering element and produces third processing water.

YANGHUN C, SANGJUNG L, KYUNG H K, KOO Y L, MIN G H

Grafted membrane for absorbing heavy metal of waste water or sewage, and used as additive for micromachining or as lubricant for reducing friction and abrasion, comprises graphene and ionic liquid.

VERSHA K, AHN S H, RAJ P S, KIM C S, YINGJUN Q, SONKARIA S

Filter adsorbent used in removal of dye pollutants from industrial wastewater, comprises at least one layer of negatively charged graphene oxide paper and at least one layer of positively charged graphene oxide paper stacked together.

MOHAMMED A, HEMEN K K

Graphene membrane used for e.g. water treatment, has graphene layer having porous pattern including pores having preset size, and supporter to support graphene layer and including pores having size more than pores of graphene layer.

LEE C, KYE J, PARK H G, WYSS R M, PARK H

Graphene oxide nano-composite membrane for gas separation, has graphene oxide coating layer formed with nano-porous carbon and mounted on supporter, where thickness of graphene oxide coating layer is in specific range.

PARK H B, KIM H W, YOO M J, YOO B M, AHN B, HO B P, KIM H, PARK H, YOO B, YOO M, BUM P H