国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01D（5）
IPC B01D053/02（2）
发明人 ZHANG Z（5）
公开年 2021（3）
申请年 2021（3） 
专利权人

Reutilization of cathode decommissioned graphite comprises treating cathode graphite decommissioned from fully discharged waste battery with sodium hydroxide solution, microwave shock treating, introducing argon under airtight conditions, treating it by improved Hummers method.

MAO Y, ZHAO X, ZHANG Z, SONG Z, WANG W, SHEN Y, DONG Y, SUN J

Graphene production device, has rotating shafts located on peripheral side of inner part of box body and fixedly installed with agitating blade, where inner bottom wall of body is installed with ultrasonic vibrator.

DONG S, ZHANG Z, NIU N, DUAN L, LIU J, YU Y, YU M, LI M

Preparing ordered lignin carbon-carbon nanotube composite material used for preparing hierarchical porous graphene, involves modifying lignin, preparing lignin/catalyst precursor, carbonizing and catalyzing precursor, and producing methane to make carbon nanotubes grow using self-catalytic reaction.

XI Y, LIU X, WANG H, KONG F, WANG S, YANG M, LIU Q, CUI H, ZHANG Z

New nitrogen-15 and nitrogen-14 interspersed uniform nitrogen-doped graphene useful in preparing graphene materials and modified graphene materials.

HUANG M, LUO X, DENG H, JIA Q, PENG S, ZHANG Z, XI S, LIU Y, LIU X, CHI S

Industrial grade device used for purifying graphene oxide solution comprises membrane filtration unit, conduit, air pressure pipeline, material inlet and outlet.

WEI C, ZHANG M, HU K, MOU Y, ZHANG Z, LI X