国家/地区 中国（4）
IPC部 B（4） C（4）
IPC大类 B01（4）
IPC小类 C02F（3） B01D（2） B01J（2）
IPC C02F001/14（2）
发明人 WU C（4）
公开年 2022（4）
申请年 2021（2）  2022（2） 
专利权人

Preparing paraquat by mixing pyridine and methanol, dripping methyl chloride, carrying out pyridine alkylation reaction and dimerization reaction, removing impurities, adding beating water, acid solution, homogeneous catalyst, feeding liquid chlorine, reacting, filtering and separating catalyst.

HUO M, FU S, WU C, ZHANG L, ZHANG Z, YU J

Ultra-efficient full spectrum photo-thermal conversion composite material useful for sewage treatment comprises composite material compounded by large groups consisting of tungsten oxide, titanium oxide, carbon-containing material, or group consisting of iron oxide, and noble metal group.

TESSEMA A A, NAHIM S, WU C

Agricultural water purification system based on photo-thermal interface evaporation comprises floating base and light-transmitting condensing room fixed above floating base.

XIE G, WU C, LIU L, SUN Z, ZHANG 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