国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B01D069/02（2）
发明人
公开年
申请年 2021（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

Method for producing gas separation membrane, involves subjecting powder to reduction treatment of graphene oxide by heating, and subjecting powder after reduction treatment to press molding so as to be formed into shape of membrane, drying and powderizing dispersion liquid after being left at rest.

TOSHIO T, YASUSHI S, KATSUYUKI M, KATSUMI K, RADOVAN K, TAKAGI T, SHIMIZU Y, MURATA K, KANEKO K, KUKOBAT R, TAKAGITOSHIO, DOVAN C, MURADA K