国家/地区 中国（2）
IPC部 B（2）
IPC大类
IPC小类
IPC
发明人 DUAN B（2）
公开年 2023（2）
申请年 2022（2） 
专利权人

Pre-dispersing device for graphene, has crushing frame that is connected with periphery of rotating shaft and crushing disc set at bottom end of shaft.

DUAN B

Atomizing device for processing aluminum powder, comprises tank body, upper end of tank body is movably connected with tank cover, where upper end is fixedly installed with atomizer, and right side of atomizer is provided with nitrogen input pipe.

DUAN S, XIA P, DUAN B, LIU J