国家/地区 中国（3）
IPC部 C（3）
IPC大类 C02（3）
IPC小类 C02F（3）
IPC C02F001/461（2） C02F001/469（2） C22B007/00（2）
C22B026/12（2）
发明人
公开年 2022（2）
申请年 2022（3）
专利权人

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

Preparing amino-rich polyacrylonitrile-based nanocomposite fiber film used for removing and recycling gold, involves mixing N,N dimethylformamide dispersion of graphene oxide and the N,N-dimethylformamide solution of hyperbranched polyethyleneimine and performing amidation reaction.

ZHONG X, MENG W, YANG H, SHI X, LI X, LI T, MA Y

Method for pore-forming of manganese-based ion sieve electrically controlled lithium extraction membrane electrode, comprises e.g. mixing manganese ion sieve, binder, conductive agent and organic solvent to obtain membrane casting solution and adding organic pore-forming agent.

YU J, WANG Y, GU S