国家/地区 中国（4）
IPC部 B（4） C（2）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC B01D053/02（4）
发明人 GAO C（4）
公开年 2017（2）
申请年 2017（3） 
专利权人 HANGZHOU GAO.（3）

Preparing formaldehyde-removing active carbon comprises e.g. dispersing activated carbon, graphene, and surface additives in solvent, treating mixed solution by hydrothermal method, and then filtering hydrothermal reaction product.

GAO C, HAN Y, SUN H, JIANG T

Preparing graphene/active carbon composite porous microsphere used in air purification and water treatment, involves mixing water soluble carbohydrates into water to obtain oxidized composite graphene aqueous solution.

GAO C, CHEN C, HAN Y

Preparing graphene/activated carbon/titanium dioxide composite porous microspheres comprises e.g. adding acidified titanium dioxide nanoparticles, water-soluble carbohydrate into water, then mixing with aqueous solution of oxidized graphene.

GAO C, CHEN C, HAN Y

Diatomite medium hole nanometer material comprises diatomaceous earth mesoporous nanomaterial, tourmaline, metal-organic frameworks graphene composite, sepiolite, negative powder, and far infrared ceramic powder.

GAO C