国家/地区 中国（8）
IPC部 C（8）
IPC大类 C02（8） B01（3）
IPC小类 C02F（8） B01J（2）
IPC C02F101/10（8）
发明人 WANG Y（2） WU H（2） ZHANG X（2）
公开年 2017（6） 2018（2）
申请年 2017（8）
专利权人

Method of reducing toxicity of heavy metal arsenic in underground water or industrial wastewater, involves directly adding nano-graphene oxide to arsenic-containing water, reacting and reducing toxicity of heavy metal arsenic.

XU A, DAI H, WANG J, LIU Y

Graphene production wastewater processing system has pre-processing unit, filter unit with fine sand filter, and evaporation crystallization unit with sodium sulfate evaporated crystallizer and manganese sulfate evaporated crystallizer.

WU H, ZHAO K, ZHANG H, YANG J, GUO L

Preparing lanthanum-modified graphene oxide useful for preparing phosphate ion grid, comprises dissolving lanthanum chloride in oxidized graphene dispersion liquid, oscillating, heating, shaking, centrifuging, washing, separating and drying.

YANG S, CHEN X, WANG X, JIN P, ZHANG J, WANG W

Preparation of asymmetric graphene oxide composite film used for isolation of target isolates, involves sieving graphene oxide dispersion, and dispersing dispersion of large and small particles size on same surface of film substrate.

HU X, YU Y, ZHANG X, WANG Y, CHANG Q, ZHOU J

Foamed copper ferrite/graphene oxide used in adsorption and removal of arsenic in water, is prepared by immersing foam iron substrate in hydrochloric acid solution to remove surface of oxide film and dissolving graphene oxide in water.

WU L, WU H, ZHENG G, CAO H, HOU G, TANG Y

Treating acidic arsenate-containing wastewater involves preparing aqueous solution, coagulating, mixing separated graphene oxide-iron precipitate, and mixing isolated graphene oxide-iron(III) arsenate precipitate with alkali solution.

SONG S, YANG X, XIA L, TONG M, ZHANG X

Catalytic oxidation treatment of thiram wastewater comprises taking thiram production waste, water filtering, adding nano-modified graphene and hydrogen peroxide, stir-reacting, and filtering.

ZHAO X, YANG Z, YU F, YANG B

Preparing nitrogen-sulphur co-doped graphene gel for removing magnesium ions in water, involves dispersing ultrasonically oxidized graphene in de-ionized water, treating ultrasonic, dispersing uniformly, adding L-cysteine and stirring.

WEI Y, XU L, ZHAO W, LIAO X, CUI W, WANG Y, LI R, LV X