国家/地区 中国（6） 韩国（2）
IPC部 C（7）
IPC大类 C22（7） C01（3） H01（3）
B01（2） C02（2）
IPC小类 C22B（7）
IPC C22B007/00（7）
发明人 WANG J（2） WANG J P（2）
公开年 2023（7）
申请年 2021（3）  2022（3） 
专利权人 UNIV PUKYONG.（2）

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

Recovery of gold involves recovering gold from carbon fines under reducing conditions in alkaline medium having low oxidation reduction potential.

HALIM M A, CHEN J, LAKSHMANAN V I, DASGUPTA S

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

Extracting lithium from salt lake brine comprises using electrodialysis device and lead as anode, completing after reaction, turning over positive and negative poles, keeping mixed solution of sulfate and chloride in cathode chamber unchanged, and recovering lithium-intercalated ion sieve.

LIU X, ZHAO Z, XU W, HE L

Selectively recovering lithium from lithium manganese iron phosphate, comprises reacting lithium manganese iron phosphate powder with sulfuric acid solution.

WANG J, WANG J P

Selectively recycling lithium from lithium iron phosphate comprises reacting lithium iron phosphate powder with sulfuric acid solution.

WANG J, WANG J P

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