国家/地区 中国（546） 美国（29） 世界知识产权组织（20） 印度（12） 韩国（10） 日本（8） 欧洲专利局（EPO）（7） 澳大利亚（4） 加拿大（3） 新加坡（3） 台湾（3）
IPC部 B（582）
IPC大类 B01（582）
IPC小类 B01J（582）
IPC B01J020/28（582）
发明人 LI Y（28） LIU Y（27） WANG Y（27）
LI J（25） WANG X（24） WANG H（21）
LIU X（18） LIU Z（18） WANG L（18）
WANG S（18） ZHANG Y（18） ZHANG L（17）
LIU H（16） LIU S（16） WANG J（16）
公开年 2018（94） 2021（89） 2017（78） 2020（68） 2022（66） 2016（62） 2019（43） 2023（35） 2015（19） 2014（17） 2013（9） 2012（2）
申请年 2021（81）  2018（80）  2016（78）  2020（74）  2017（66）  2019（64）  2022（63）  2015（34）  2014（17）  2013（10）  2023（8）  2012（5）  2011（2） 
专利权人 UNIV HUNAN（13） UNIV JINAN（13） UNIV SHANDON.（12） UNIV SOUTH C.（11）
SUZHOU BAIRU.（9） UNIV GUANGDO.（9） UNIV SHAANXI.（9） ZHONGSU NEW .（9）
UNIV JIANGSU（7） UNIV TONGJI（7） UNIV CENT SO.（6） UNIV HOHAI（6）
UNIV SHANXI（6） UNIV TIANJIN.（6） HARBIN INST .（5） UNIV LANZHOU.（5）
UNIV TSINGHU.（5） NANOTEK INST.（4） SHANGHAI INS.（4） UNIV CHANGZH.（4）

Preparation of molybdenum disulfide/porous carbon sphere composite material used for capacitance desalination, involves adding coal-based graphene quantum dots, sodium molybdate dehydrate, and thiourea to deionized water, subjecting to ultrasonic spray pyrolysis, washing, and freeze-drying.

AI L, XU M, GUO N, JIA D, LUO W, GONG X, WANG L

Magnetic nanoadsorbent comprises nanoparticles are magnetic nanoparticle and zwitterionic surfactant, and prepared by preparing solution of magnetic nanoparticles, adjusting pH of solution of magnetic nanoparticles to obtain precursor solution, adding zwitterionic surfactant to precursor solution.

KAMSONLIAN S, NASKAR J, CHATTREE A, DAN S

Removing non-steroidal anti-inflammatory drug and diclofenac sodium from water involves mixing melamine and glycerol together, stirring until melamine totally dissolved in glycerol, adding sulfuric acid, transferring into polytetrafluoroethylene inner vessel of an autoclave and placing in oven.

JOSHI M, NIGAM S, CHAKRABARTI S, SHARMA J

Graphene nano-mineral material for water treatment, comprises graphene, nano mineral, coagulant aid, acidic salt and ferric trichloride, where graphene nano-mineral material further comprises outer packaging for containing graphene, nano mineral and coagulant aid.

JIANG L, WANG L, YUAN J, SONG P

Preparing magnetically reduced graphene oxide-based composite material used in field of oil-water separation, involves providing graphene oxide material, mixing oxidized graphene material, trivalent iron salt, amine compound and dispersing solvent uniformly to form graphene dispersion.

SHEN L, WANG G, ZENG Z, XU Y

Preparing nitrogen-doped reduced graphene oxide- based aerogel with a highly regularized structure used in adsorption material, comprises mixing graphene, nitrogen containing compound and reducing agent, performing gelation reaction to obtain hydrogel precursor; drying, carbonizing and cooling.

ZHANG R, MENG Q

Preparation of ion-graphene oxide decolorizer involves mixing graphene powder and sodium nitrate, adding concentrated sulfuric acid, stirring in an ice-water mixed liquid bath environment, and adding deionized water.

HUANG B, ZHANG M, DU J, HU C, HUA L

Preparation of carboxyl graphene oxide/metal-organic frameworks composite material for absorbing heavy metal ion e.g. lead (II) in water, involves carboxylating graphene oxide, placing activated metal-organic frameworks material and carboxylated product in organic solvent, reacting, and drying.

XU R, WEI G, DIAO S, XIE Z, LI M

Multilayer film of graphene oxide-polymer microgel used as adsorbent for removal of dye, is formed by alternately depositing polymer microgel and graphene oxide on quartz sheet or silicon wafer substrate by layer-by-layer self-assembly.

JIANG W, LI L, WANG J, MIAO S, ZHANG R, SHI X, LI X, WANG L, MA S

Treatment of chromium-containing wastewater involves using lignin-based composite aerogel as adsorbent material, adjusting pH of chromium-containing wastewater, and removing hexavalent chromium-ion in wastewater.

ZHANG Y, ZHAO X, CHU R, GUO X