国家/地区 中国（20）
IPC部 C（19）
IPC大类 C02（18）
IPC小类 C02F（18）
IPC C02F001/469（13） C02F101/20（8） C02F001/46（2）
C02F101/10（2）
发明人 LV X（20）
公开年 2016（20）
申请年 2016（19） 
专利权人 UNIV CHANGZH.（16） UNIV CHONGQI.（2）

Removal of iron ion in water using nitrogen-modified graphene electrode by ultrasonically dispersing oxidized graphene in deionized water, ultrasonically treating, adding urea, mechanically stirring, heating, reacting and immersing.

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

Removal of calcium hardness ions in water using nitrogen-sulfur modified graphene electrode, involves ultrasonically dispersing oxidized graphene in water, adding L-cysteine, stirring, heating mixed solution, and immersing in water.

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

Removal of iron ion in water by nitrogen and sulfur-modified graphene electrode involves dispersing processed mixture of graphene oxide, coating on hard paper, freeze-drying, placing in heavy metal ion solution and adsorbing iron ion.

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

Removal of aluminum ion in water using nitrogen-modified graphene electrode involves dispersing processed mixture of graphene oxide and urea, coating on hard paper, freeze-drying, placing in aluminum ion solution and adsorbing heavy metal.

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

Method for removing magnesium ions in water using sulfur modified graphene electrode, involves desorbing and regenerating used electrode to reach absorption saturation by sulfur-doped graphene aerogel paper electrode.

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

Removal of manganese ion in water by nitrogen-modified graphene electrode involves dispersing processed mixture of graphene oxide and urea, coating on hard paper, freeze-drying, placing in manganese ion solution and adsorbing manganese ion.

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

Removal of hardness calcium ion in water by nitrogen-modified graphene electrode involves coating paste containing processed graphene on hard paper, drying to obtain electrode, and electro-absorbing heavy metal ions in solution by electrode.

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

Removal of arsenic ion in water by nitrogen and sulfur-modified graphene electrode involves dispersing processed mixture of graphene oxide, coating on hard paper, freeze-drying, placing in heavy metal ion solution and adsorbing arsenic ions.

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

Removing arsenic ion from water involves dispersing oxidized graphene in de-ionized water ultrasonically, where obtained dispersion is stirred with dithiothreitol evenly to obtain mixed solution that is heated.

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

Removing iron ions from water involves preparing sulfur-doped graphene airgel by dispersing oxidized graphene in deionized water, adding dithiothreitol, heating, and freeze-drying to obtain sulfur-doped graphene airgel material.

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