国家/地区 中国（5）
IPC部 B（5） C（5）
IPC大类 B01（5）
IPC小类 B01J（5）
IPC B01J020/20（5）
发明人
公开年 2021（3） 2023（2）
申请年 2021（3） 
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 carbon-based lithium adsorption electrode for liquid lithium resource extraction comprises adding the lithium ion sieve adsorption powder, conductive filler and carbon precursor into polymer solution, mixing, coating on electrode supporting material and drying.

WU Z, NIE G, YE X, LIU Z, LUO Q, LIU H, LI J, DONG M

Preparing three-dimensional graphene oxide composite material useful in recovery of rare earth ions in aqueous solutions, comprises e.g. preparing graphene oxide solution, adding 2-amino benzothiazole and performing self-assembling reaction.

YU J, LIAO C, LIU Y, CHEN X

Graphene composition useful for adsorbing gold ion in gold-containing solution comprises thiourea graphene zeolite.

HSI H, CHEN Y, CHEN T, TSAI C, XI X