国家/地区 美国（5）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01D（5）
IPC B01D069/12（5）
发明人
公开年 2015（2）
申请年 2013（2） 
专利权人

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

Polyacrylonitrile/chitosan composite nanofiltration membrane used in spirally wound type membrane module for water treatment system, has polyacrylonitrile support and chitosan coating layer modified with graphene oxide.

BANO S, MAHMOOD A, KIM S, LEE K H, SAIRA B, ASIF M, SEONG J K, KEW H L

Article useful for purifying an alcohol, comprises a nanofibrous scaffold comprising fibers, and a barrier layer comprising graphene oxide on at least a portion of a surface of the nanofibrous scaffold.

CHU B, HSIAO B S, MAHAJAN D, YEH T

Graphene derivative composite membrane for use as isopropyl alcohol separation membrane, has supporting membrane made of porous polymer, and set of graphene derivative layers formed on supporting membrane.

LIU W, HUNG W, LAI J, LEE K, HONG W, LI K, LIU W J, HUNG W S, LAI J Y, LEE K R

Separation membrane used in e.g. sea-water desalination apparatus and gas separation apparatus, comprises polymer support e.g. polysulfone and graphene (containing grains defined by grain boundaries) on the polymer support.

CHOI J, PARK H, CHOI J Y, PARK H B