国家/地区 中国（4）
IPC部 B（4） C（3）
IPC大类 B01（4） C02（3）
IPC小类 B01J（4）
IPC B01J020/28（4）
发明人 ZHANG L（4）
公开年 2022（4）
申请年 2021（2）  2022（2） 
专利权人

Use of freeze-drying three-dimensional N-doped magnetic carbon material in extracting antibiotic, comprises placing three-dimensional N-doped magnetic carbon material in waste water, adding freeze drying three-dimensional N-doped magnetic carbon material, extracting and quickly separating.

ZHANG L, LI X, GAO J, LIU G, RAN M, MA M, XU X, WEI Q

Preparing patterned nitrogen-sulfur co-doped graphene aerogel, comprises ultrasonically dispersing graphene oxide into water, adding thiamine hydrochloride or rhodamine to graphene oxide dispersion, ultrasonically processing, freezing and drying.

XU C, ZHANG N, ZHONG H, ZHANG L, WEI K, SHENG Z

Preparing reduced graphene oxide (RGO)-based magnetic lithium-ion imprinted polymer with high anti-agglomeration, involves dissolving reduced graphene oxide in deionized water, then adding ferrous sulfate heptahydrate and ferric trichloride hexahydrate, and then shaking in water bath in shaker.

CHEN Z, ZHANG L, PENG Y, BI J, LEE J

Preparing magnetic nitrogen-doped graphene oxide-loaded biochar composite material used for adsorbing noble metal ions in aqueous solution, comprises washing rice straw with deionized water and then drying.

WANG G, ZHANG L, XU X, XUE W