国家/地区 中国（2）
IPC部 B（2）
IPC大类 B02（2）
IPC小类 B02C（2）
IPC B02C018/10（2）
发明人
公开年
申请年 2022（2）
专利权人

Graphene grinding device, has grinding barrel whose inner wall and outer wall of sleeve are fixedly connected with fixing piece, where group of fixing piece is rotatably connected with same telescopic rod.

TANG J, CHEN P, FANG R

Graphene gas gel powder preparation device, has drying box whose top portion is connected with transition box, and material port provided with sealing component, where drying box is provided with moving component and heating clapboard.

YANG B, SHI P, GAO C, QIN J, LI S, LIU Y