国家/地区 中国（5）
IPC部 B（7）
IPC大类 C22（7） B01（4） C01（2）
IPC小类 C22B（7）
IPC B01J020/30（3） C22B007/00（3） B01J020/20（2）
C22B023/00（2） C22B026/12（2）
发明人 XU S（2） ZHANG J（2）
公开年 2023（7）
申请年 2022（5） 
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

Hydrogel useful for recovering metal, preferably palladium, comprises electrochemically active bacteria and reduced graphene oxide integrated with outer membrane of bacteria.

KAPLAN D, HSU H, SCHEEL R, JIANG X, SAHOO J K, ZHANG 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

Binder composition used in manufacture of green briquettes for briquetting metal bearing fine and other metal such as manganese, bauxite, boron, chromium, iron-nickel and/or ferrous slag, comprises starch, sodium hydroxide, sodium silicate, and metal bearing fines.

DA SILVA S N

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

Waste lithium-ion battery recycling method based on selective enhanced crushing method, involves extracting metal and its maintenance by supercritical fluid/subcritical fluid, and using supercritical fluid/subcritical fluid extraction in situ preparation graphene from anode material.

SHI H, LU Y