国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B01J020/20（2）
发明人 DU J（2）
公开年 2021（2）
申请年
专利权人

Preparing graphene modified material comprises e.g. adding graphene, iron salt and ferrous salt into water, ultrasonic blending, annealing, cooling, filtering, modifying graphene, grafting filtering, washing, freezing and drying.

FAN L, GE D, DU J, LIU Z, CHENG Z, XING C

Processing phenol-based rectifying kettle residue comprises e.g. subjecting phenol-based rectifying kettle residue by vacuum extracting deep drawing to obtain decompressed and drawing out and vacuum extracting deep drawing kettle.

HE L, LI X, WANG C, DU J, ZHOU J, CAI S, MA Y