国家/地区 中国（5）
IPC部 B（5） C（2）
IPC大类 B01（5） C02（2）
IPC小类 B01D（5）
IPC B01D065/02（5）
发明人 LI X（2）
公开年 2022（5）
申请年 2021（3）  2022（2） 
专利权人

Multi-stage separation filtering device for removing acid by graphene oxide, has storage tank connected with first-stage filtering device through filtering pipeline sequentially second-stage and discharging tanks.

LI X, CHENG J, JIANG S, LI M

Visible light-driven self-cleaning carbon nitride heterojunction oil-water separation membrane useful in field of oil-water separation, comprises modified layer formed on surface of basement membrane, modified layer is obtained by self-assembly of heterojunction nanomaterial and graphene oxide.

LI X, ZHANG G, JIANG Z, WANG T, WAN Y, ZHANG L, MA L

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

Graphene composite filter film, has supporting block fixedly connected with iron screw rod, where inner middle end of film body is provided with first filter screen and left and right sides of inner part of body are provided with second screen.

FAN W

Graphene-reinforced photothermal evaporation film comprises inner surface, outer surface and cross-section of photothermal evaporation film distributed with graphene with a two-dimensional sheet structure pore size from the inner surface to outer surface changes from large to small.

ZHANG Q, ZHANG X