国家/地区 中国（15）
IPC部 B（15）
IPC大类 B01（15） C02（15） C01（2）
IPC小类 B01D（15）
IPC C02F001/28（15）
发明人 LIANG Z（2） LIU X（2） MA J（2）
WANG C（2） WANG X（2） WEI D（2）
YANG B（2） ZHANG W（2） ZHANG X（2）
ZHANG Z（2） ZHAO S（2） ZHU L（2）
公开年 2022（10） 2023（5）
申请年 2022（15）
专利权人 ANYANG IRON .（2） HENAN SHUIXI.（2）

Purifying agent used in industrial waste water treatment includes modified mixed flocculant including sodium hydroxide, sodium sulfide, polyferric sulfate, sodium polystyrene sulfonate and composite activated carbon filter element including activated carbon powder, and graphene oxide.

ZHANG K, ZHENG X, QIAO J, ZHAO Z, YANG X, LIN X, LIU F, LIU Y

Preparing amino and pyrenyl group-modified alginic acid derivative useful in e.g. formaldehyde absorption, comprises e.g. acidifying sodium alginate, adding N,N'-dicyclohexylcarbodiimide, 4-dimethylaminopyridine, deionized water and ethylenediamine, freeze-drying, and adding 1-pyrenebutyric acid.

XIA Y, WANG X, LIU H, GONG X, LIU J

Graphene reverse osmosis composite membrane, prepared by pouring graphite oxide and silver nitrate aqueous solution into stirring device and mixing and stirring to obtain pre-coating, centrifugal washing the obtained paint.

CHEN Z, DING F, DAI H, WANG Y

Preparing modified sludge activated carbon for desulfurization and denitrification, VOCs gas adsorption, heavy metal ion adsorption in sewage, soil management field, involves using sludge particles, charring agents and binders as raw material, mixing raw materials.

TONG S

Composite film useful for purifying dye wastewater comprises graphene oxide interspersed between interlaced stacked polyacrylonitrile fibers to three-dimensional network support structure.

ZHANG J, LIU L, DING H, WEI D, CHEN D, SUN Q, NIE H

Synthesizing graphene oxide and silver molybdate composite macroscopic assembly for use as separation membrane material, involves dropping graphene oxide into silver nitrate solution, adding ammonium molybdate to obtained solution, adding nitric acid solution and performing hydrothermal reaction.

XU Y, CAO X, WANG L, XU K, ZHU L

Preparing sulfonated polysulfone/graphene/ferrous cyanide copper composite film useful for separating and recycling rubidium in salt lake brine, comprises placing sulfonated polysulfone/oxidized graphene composite film in inorganic copper salt aqueous solution, in-situ co-precipitating and reacting.

ZHANG X, XU H, JIN G

Preparing polyethyleneimine-cobalt-dodecane-trimethylamine-1/graphene oxide complex separation membrane useful in dye adsorption, comprises polymerizing mixed solution of polyethyleneimine, graphene oxide and cobalt-dodecane-trimethylamine-1 on surface, and suction filtration.

YANG Y, LI B, WU Z, HE X, LI Z

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