国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 C01B（4）
IPC C01B032/324（4）
发明人
公开年 2021（2）
申请年 2020（2） 
专利权人

Preparing modified sludge activated carbon for desulfurization and denitrification, VOCs gas adsorption, heavy metal ion adsorption in sewage, soil management field, involves using sludge particles, charring agents and binders as raw material, mixing raw materials.

TONG S

Activated carbon for 2-cyanopyridine chlorination involves dehulling dried rice, barley, wheat or oats, freeze-drying, heating, carbonizing, soaking in hydrochloric acid solution, and immersing in activator containing sodium hydroxide.

LIU B, YANG J, PEI L

Processing phenol-based rectifying kettle residue comprises e.g. subjecting phenol-based rectifying kettle residue by vacuum extracting deep drawing to obtain decompressed and drawing out and vacuum extracting deep drawing kettle.

HE L, LI X, WANG C, DU J, ZHOU J, CAI S, MA Y

Graphene air purification materials, comprises Camellia oilseed residue carbon, tea saponin, graphene, tea polyphenol and deionized water.

LIU L, PAN Z