国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 C22B（4）
IPC B01J020/30（3） B01J020/20（2） C22B007/00（2）
发明人 XU S（2） ZHANG J（2）
公开年 2023（4）
申请年 2022（2） 
专利权人

Recycling nickel cobalt catalyst comprises soaking waste catalyst with nickel and cobalt in sulfuric acid, adding chitosan-graphene porous adsorption material, adsorbing amine, heating, adsorbing nickel-cobalt ions, replacing cobalt ions adsorbed by nickel ions, and separating nickel-cobalt ions.

ZHANG J, XU S, YANG Z, ZHOU S, XU Y

Adsorbent useful for recycling noble metal, comprises nitrogen-doped graphene-silicon dioxide hybrid material, where the nitrogen-doped graphene- silicon dioxide hybrid material includes nitrogen doped-silicon dioxide graphene material.

ZHANG L, LIU J

Preparing composite structure hydrophilic membrane electrode with composite structure comprises e.g. mixing lithium carbonate and titanium dioxide, calcining, modifying, mixing tannic acid modified active electrode material with solvent, coating on titanium plate, and drying.

DUAN X, ZHANG J, XIANG X

Preparing graphene oxide functionalized metal organic framework useful for measuring concentration of gallium ions, adding zirconium tetrachloride and 2-amino-1,4-phthalic acid, placing in hydrothermal reaction kettle, washing with N,N-dimethylformamide and absolute ethanol, and centrifuging.

SHI J, FANG H, XU S, ZHOU C, LI W