国家/地区 中国（4）
IPC部 B（4）
IPC大类 B07（4）
IPC小类 B07B（4）
IPC F26B025/02（4）
发明人 BAO L（2） WANG Q（2） ZHAN F（2）
公开年 2021（2） 2022（2）
申请年 2022（2） 
专利权人 ANHUI INNOVA.（2）

Nitrogen-doped graphene composite electrode preparation device has supporting table rotatably provided with operation piece raw material, where supporting table is fixed with first driving piece for driving operation of operation piece.

CHEN C, SUN X, BAO L, ZHAN F, WANG Q

Raw material processing device for nano-particle graphene composite catalyst preparation, has moving piece that is matched with cover plate to form cylinder, and is rotatably provided with frame body for sieving raw material.

PI X, WANG R, ZHAN F, WANG Q, BAO L

Method for drying graphene particle, involves starting scraping device to scrape graphene dust adhered to inner wall of tank to bottom of tank, using plugging device for plugging when clogging occurs, and discharging fine graphene particles inside tank together with graphene dust.

YU C

Graphene production device, has base whose top surface is fixedly connected with drying box, and driving wheel connected with driven wheel through belt, where front surface of drying box is movably connected with box door.

SONG B