国家/地区 中国（8）
IPC部 C（8） B（2）
IPC大类 C02（8） B01（2） C01（2）
IPC小类 C02F（8） B01J（2） C01B（2）
IPC C02F009/00（8）
发明人 LI Y（2）
公开年 2023（8）
申请年 2022（8）
专利权人

Deep degradation device of chemical oxygen demand in medical waste water comprises first level of graphene nano-composite grid, second level, third level, drain pipe, first-level solid waste sedimentation tank, and first water conveying pipe.

YANG L, ZHONG L, WAN W, YAN Y, CHENG J, WANG H, PENG Y

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

High nitrate graphene water processing device comprises coagulation reaction tank, alkali medicine adding device, polyacrylonitrile butadiene styrene (PAC) dosing device, and polyammonium acetate (PAM) dose device.

YANG G, WU Y, LI Y, ZHAO J, JIN W

Nickel-containing wastewater treatment system used for processing electroplating, industrial nickel-containing waste water, comprises pre-processing system including nickel-containing wastewater adjusting tank and pH adjusting tank and desalination system including multi-medium filter.

YANG Y, GONG B, GONG L, GONG Y

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

Waste liquid absorbing material useful in field of lithium-ion battery sewage treatment, prepared by e.g. dispersing ferric salt, graphene, and additive in aqueous solution, dissolving organic complexing agent in organic solvent, mixing solution, and carrying out hydrothermal reaction.

YIN Y, LU N

White fungus production water supply system useful for edible fungi large-scale cultivation industry, comprises industrial water purifier, primary filter brine formed by primary filtering of industrial water purifier and graphene infrared sterilizer connected with healthy water.

GAO H, LI Y, LIU X, ZHENG Q, HUANG Y, LIN X, ZHENG D

Removing nitrogen and phosphorus elements in aquaculture wastewater comprises e.g. subjecting aquaculture wastewater to anaerobic treatment for solid-liquid separation, collecting liquid phase, performing anaerobic treatment, and precipitating and sterilizing aquaculture wastewater.

LIU Y, DENG G, TANG W, CHEN W, LI J, JIANG S, LIU G