国家/地区 中国（27）
IPC部 C（27）
IPC大类 C22（27） B01（7） C02（7）
H01（6） B22（4） C01（4）
C25（3） C23（2）
IPC小类 C22B（27）
IPC C22B026/12（11） C22B007/00（10） B01J020/30（5）
C02F001/28（4） C02F101/20（4） C22B003/02（4）
C22B003/20（4） C22B034/22（4） C22B060/02（4）
C22C027/02（4） B01J020/20（3） B01J020/28（3）
C01D015/08（3） C02F001/461（3） C02F001/469（3）
发明人 ZHANG C（5） HE L（3） LIU H（3）
UNANNOUNCED I（3） WANG J（3） XU W（3）
ZHAO Z（3） CHEN X（2） LI Y（2）
LIU X（2） WANG J P（2） WU Z（2）
YU J（2）
公开年 2021（19） 2022（5） 2023（3）
申请年 2021（27）
专利权人 HUNAN ZHONGX.（5） UNIV CENT SO.（4） UNIV PUKYONG.（2）

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

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

Recycling waste lithium iron phosphate battery used as raw material for preparing lithium iron phosphate anode active material, comprises e.g. mixing phosphorus source, acid and oxidant with impurity removing lixivium, mixing soluble carbonate with filtrate, and filtering.

ZHANG X, FANG X, LI Y, TIAN J, DU J

Separating rubidium in salt lake brine by using polyvinyl alcohol/chitosan/graphene/ferrous cyanide nickel copper composition, comprises preparing nano-grade ferrocyanide nickel-copper nano-scale nickel-copper ferrocyanide by ultrasonic assistant coprecipitation and coating.

NI J, HUANG A, MA Z, TANG H, GUO H, HOU Y, LIU H, YUAN D, XU Z, JIN G

Co-producing and recycling uranium in water for repeated and effective utilization, involves using photo-catalysis-electro-oxidation, by adding photocatalyst to uranium-containing waste liquid, and introducing ammonia gas.

JIN J, TANG X, CHEN F, YE Y, QIN Z, WANG Y

Preparing palladium molecular sieve catalyst for deep dehydrogenation and deoxidization, and used for desorption materials in aerospace, comprises zeolite powder as carrier, and palladium double base salt as active component.

ZHANG H, LI Y, HUANG D

Method for simultaneously recycling positive and negative electrodes of lithium-ion batteries using multi-layer electrode structure, involves sandwiching conductive acid-resistant material with negative electrode material of lithium ion battery as anode of electrode system.

YU J, KONG J, GU S

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

Method for recovering gold from solution containing gold ions of metal elements in electronic waste, involves carrying out mixed reaction with graphene oxide dispersion liquid and reducing agent, dispersing product in solvent to obtain dispersion solution, and calcining.

CHENG H, LI F, SU Y