国家/地区 中国（51）
IPC部 C（51）
IPC大类 C02（51） B01（40） C01（6）
C08（3） D01（2）
IPC小类 C02F（51） B01J（35） B01D（7）
C01B（5） C01G（2） D01F（2）
IPC C02F101/20（51）
发明人 LI Y（7） WANG Y（5） LI X（4）
GONG L（3） LIU J（3） WANG J（3）
ZHANG L（3） ZHAO J（3） CHEN F（2）
CHEN X（2） CHEN Z（2） FENG X（2）
GUO Y（2） HE M（2） HU J（2）
公开年 2022（36） 2023（15）
申请年 2022（51）
专利权人 UNIV LANZHOU.（2） UNIV SOUTHWE.（2） UNIV WUYI（2） UNIV ZHENGZH.（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 sewage treatment agent for heavy metal treatment, comprises dispersing aminated magnetic graphene oxide in distilled water, adding glutaraldehyde solution, adding amino-terminated hyperbranched polymer after ultrasonic treatment, stirring, centrifuging, precipitating, washing, and drying.

XUE J, ZHANG Y, TENG J, CHENG Y

Preparing nano-magnetic graphene oxide-polyaniline composite material used to adsorption and purification of heavy metal ions and organic dyes, involves taking magnetic graphene oxide, adding aniline and hydrochloric acid, stirring ultrasonically, and controlling mixing temperature.

DONG L, GUO G, ZHANG R, QU S, WANG Y

Bioelectrolysis advanced treatment process for heavy metal polluted wastewater comprises culturing Shewanella using culture medium, fixing bacteria tto first graphene carbon felt combination frame under anaerobic conditions, passing heavy metal polluted waste water to carry out domestication.

YANG Q, ZHANG B, LI Z

Purifying water using graphene-based composite material comprises e.g. preparing graphene oxide using improved Hummers method, preparing additive material bismuth tungstate, preparing additive material organic aluminum silicate, organizing aluminum silicate, and preparing magnetic graphene oxide.

MA R

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

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

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

Graphene oxide composite hydrogel used for adsorbing heavy metals, is made of graphene oxide, polyethylene glycol-containing hyperbranched polyester copolymer and poly(trans-4-carbonyl-4-(thiophene-2-yl)but-2-enoic acid).

XU C, HUA M, ZENG L

Preparing modified coal gangue adsorbent in wastewater treatment, by calcining coal gangue and acidifying, using anhydrous ethanol as solvent, using water as solvent, adding graphene oxide, stirring, adding silanized gangue, stirring, activating arginine, and adding gangue/graphene oxide.

LAI Y, DENG X, HUANG Q, LIU Q, ZHU G, XIAO Y, CAI Z, ZHONG C, WU J, CAI J, LUO T