国家/地区 中国（5）
IPC部 C（3） B（2）
IPC大类 B01（2） C01（2）
IPC小类 B01J（2） C01B（2）
IPC C01B032/198（2）
发明人 DU F（5）
公开年 2023（5）
申请年 2022（5） 
专利权人 SICHUAN VOCA.（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

Preparation of magnetic nano-graphene oxide involves dispersing graphite raw material containing graphite powder and hydrogen peroxide in water and purifying, dispersing purified graphene oxide in water, dissolving ferrous sulfate in graphene oxide solution, filtering, washing and drying.

LI L, XU L, DU F, WANG Y, WU Q

Reinforced heat transfer system of electric automobile 18650 battery pack, has liquid cooling component provided with frame structure, where inner side of frame structure is provided with battery pack grooves, and phase changes material layer formed with battery grooves.

ZHENG B, CHEN J, DENG J, ZHAO R, LI Z, GUO F, SHAO J, DU F, FU L, LAI Y, WU X, HUANG J, WANG D

Preparation device of polyaniline/graphene oxide, comprises graphene dispersion preparation unit system comprising pre-mixing kettle connected by pipeline sequentially step oxidation reaction device, reduction buffer tank, and filter.

DU F, WANG Y, WU Q

Photo-thermal graphene circulating crude oil heating system, has solar heat collector for conveying heat exchange medium to preheating tank through pipeline, where pipeline is connected with another pipeline connected with heat storage tank.

XU Z, WANG N, DU F, GU X, ZHANG S, SUN J, WANG G, HUANG Z