国家/地区 中国（3）
IPC部 B（3）
IPC大类 B08（3）
IPC小类 B08B（3）
IPC B08B009/087（3）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

Graphene oxide vacuum freeze-drying machine, has shell whose right side is connected with crushing mechanism, telescopic bracket fixedly connected with grinding bowl, and arc-shaped micro-elastic crushing rod provided with baffle block.

FENG L

Device for preparing graphene aluminum alloy powder, has connecting shaft whose outer wall is fixed with fixing ring on outer wall, connecting rod sleeved on inner wall of fixing ring, and whose end far away from fixed ring is fixed with telescopic mechanism.

ZONG Z

Drying device for graphene production, comprises incubator, where right side of incubator is fixedly connected with second motor, and left end of transmission shaft of second motor passes through inner cavity of incubator.

SONG B