国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01J035/00（3）
发明人
公开年 2023（3）
申请年 2022（2） 
专利权人

Anti-pollution ultrafiltration membrane useful in process of filtering solution containing organic matter, comprises e.g. ultrafiltration base membrane and modified layer, where ultrafiltration base membrane is polyacrylonitrile and/or polyvinylidene fluoride.

GUO H, ZHANG M, HONG Z, MA H, YU T, XIE Q

Photoelectric cooperative purifying module comprises variable voltage power supply, electrically connected to first and second conductive areas, ultraviolet light source located outside of first end surface of photoelectric catalytic porous honeycomb and fan used to accelerate flow in air passage.

CHEN F, GAO S, SUN R

High-efficiency volatile organic compounds photocatalytic purification material, prepared by ultrasonically dispersing nitrogen-doped porous titanium dioxide nanoparticles in deionized water, adding graphene oxide, mixing, stirring, centrifuging, washing with deionized water and drying.

CAI J, LI J, WANG J, CHEN Z, LI X, DING Z, YUN R, CHEN X, DAI W, ZHANG Z