国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01D029/64（2） B01D029/94（2） C02F001/28（2）
C02F009/02（2）
发明人 ZHANG Z（3）
公开年 2022（2）
申请年 2022（3）
专利权人 ANYANG IRON .（2） HENAN SHUIXI.（2）

Preparing light-driven self-cleaning composite filter membrane useful for removing pollutant in water, comprises adjusting pH of alcohol solution of titanium dioxide nanosheets to alkali, adding silane to hydrolyze, adding graphene oxide and applying on substrate.

ZHANG X, CHEN P, ZHANG Z, FU H, HE D

Waste water processing device based on material graphene, has graphene filter film whose inner edge surface is fixedly connected with outer edge surface of screw sleeve and lower end graphene is propped against upper end surface of horizontal rod.

ZHANG Z, LIU X, ZHAO S, YANG B, LIANG Z, ZHANG W, MA J, WANG C

Graphene device for treating waste water, has vertical shaft that is fixedly connected with two scraping plates matched with upper end surface contact first filter screen, and end cover that is connected with motor for driving vertical shaft.

LIANG Z, ZHANG Z, LIU X, ZHAO S, YANG B, ZHANG W, ZHOU H, MA J, WANG C