国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C02（3） C22（3）
IPC小类 C02F（3）
IPC C02F101/20（3）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

Treating gold smelting wastewater by quality comprises e.g. mixing impurity-removing and reduction waste water in acid waste water, supplementing treatment of electrolyzed water in alkaline wastewater, returning fresh water to production system, and using desalinated water as supplementary water.

QIU J, LAI B, JI C, WU Z, WU W, SUN G, LIN F

Preparing three-dimensional graphene oxide composite material useful in recovery of rare earth ions in aqueous solutions, comprises e.g. preparing graphene oxide solution, adding 2-amino benzothiazole and performing self-assembling reaction.

YU J, LIAO C, LIU Y, CHEN X

Graphene composition useful for adsorbing gold ion in gold-containing solution comprises thiourea graphene zeolite.

HSI H, CHEN Y, CHEN T, TSAI C, XI X