国家/地区 中国（11）
IPC部 B（11） C（4） F（2）
IPC大类 B01（11） C07（3） F01（2）
IPC小类 B01D（11）
IPC B01D053/94（11）
发明人 DOU L（2） LI Y（2） WU G（2）
ZHANG H（2）
公开年 2015（2） 2016（2） 2021（2） 2023（2）
申请年 2015（3）  2022（3）  2020（2） 
专利权人 UNIV BEIJING.（2） UNIV CENT SO.（2）

Producing urea for vehicles involves passing ammonia and carbon dioxide into synthesis tower, adding graphene-supported nitrogen atom catalyst, controlling temperature and pressure, reacting, depressurizing, cooling, separating gas and liquid, concentrating liquid, spray drying and granulating.

DU F, WANG Q, MO Z, WANG D, LUO X, FU L

Preparing perylene metal compound useful for preparing composite material used as photocatalyst for photocatalytic oxidation reaction of nitric oxide, comprises reacting perylene-3,4,9,10-tetracarboxylic dianhydride with metal organic compound including titanium, zirconium, cobalt, and cerium.

WEI Q, WANG Y, HUO M, XIAO S

Anti-crystallization vehicle urea comprises high-purity urea, crystallization inhibitor, acetylene glycol surfactant, 2,6-di-tert-butyl-p-cresol, cold-resistant agent and high-purity water.

YE T

Diesel engine catalytic particle catcher coated with cerium-zirconium-potassium complex/reduced graphene oxide nano solid solution catalyst comprises filter housing and filter element comprising substrate and catalyst.

LI Y, WU G

Preparing cerium-zirconium-potassium/reduced graphene oxide nano solid solution catalyst comprises e.g. dissolving cerous nitrate, zirconyl nitrate and potassium nitrate in deionized water and generating salt solution containing cerium ions.

LI Y, WU G

Graphene catalytic plate for efficiently purifying automobile exhaust gas, comprises micro-porous, high area ratio plate-shaped structure that is made of metal oxide and graphene through pulping, foam shaping, and sintering.

CHEN Q, ZENG J

Preparation of noble metal loaded graphene microsphere catalyst, involves dispersing graphene oxide in deionized water, adding vitamin C, adding noble metal liquid, stirring to obtain mixed liquid, and spray-drying mixed liquid.

XU Z, XUE Z, ZHANG G, ZHANG Y

UV and/or visible-light photocatalytic composite material used in composition and for decomposing airborne pollutant e.g. nitrogen oxides, comprises titanium dioxide and composite material including graphene oxide and bismuth oxyhalide.

SHAYKO S, LU C, QIU X

Complex oxide catalyst, comprises multi-level structure hydrotalcite layered double hydroxides nanometer piece arrays/graphene hybrid material, where has three-dimensional honeycomb like array morphology.

CHEN G, DOU L, FAN T, ZHANG H

Application of nano silver composite silver/silver chloride/polydiallyldimethylammonium chloride/graphene for catalytic degradation of environmental organic toxic molecules, including low concentrations of hydrogen peroxide.

CHEN R, CHENG X, HE T, LIU H, SHI H, WANG J, YANG J, ZHOU Y, MA S