国家/地区 中国（7）
IPC部 C（7） B（5）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C02F001/28（4） B01J020/30（3） C02F001/44（3）
B01J020/20（2） C02F001/66（2） C02F009/00（2）
C02F101/10（2） C02F103/34（2）
发明人
公开年 2023（7）
申请年 2022（7）
专利权人

Preparing nitrogen-doped porous graphene used for efficient catalytic reduction of aromatic nitro compound, involves preparing graphene oxide suspension and freeze-drying; dispersing graphene oxide aerogel, nitrogen-containing precursor and activating agent into deionized water.

QI M, WANG M

Zero-discharge treatment method for full resource utilization of waste acid in graphene production by e.g. adjusting supernatant pH to neutral by adding sulfuric acid, evaporating and concentrating by mechanical vapor recompression, crystallizing to obtain potassium sulfate, recycling water.

FENG X, FENG J, XIAO L, FENG S

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

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

Device used for extracting graphene, consists of stirring tank connected with feed tank and water tank, circulation pump connected to side of stirring tank through pipeline, pneumatic diaphragm pump, pressure filter device, oxidation catalytic device and filter device.

ZHAN Z

Resourceful treatment of aquaculture wastewater, involves subjecting aquaculture wastewater to anaerobic fermentation treatment, performing solid-liquid separation, and collecting liquid phase to obtain anaerobic fermentation wastewater, adding magnesium source and adsorbent.

LIU Y, DENG G, TANG W, LI J, CHEN J, LIU X, HE J, LIU G

Quantum dot graphene antibacterial adsorption electrostatic spinning nano-filtration membrane comprises high molecular polymer solution, graphene quantum dot and dispersant, where dispersant is prepared by electrospinning and crosslinking high molecular polymer-graphene quantum dot spinning solution.

WANG L, HU X, QI X, ZHAO H, QU L