国家/地区 中国（3）
IPC部 F（3）
IPC大类 F26（3）
IPC小类 F26B（3）
IPC F26B025/00（3）
发明人 WANG H（3）
公开年 2022（2）
申请年
专利权人

Graphene oven for coiled material, has variable frequency exhaust fan connected with variable frequency exhaust fan in parallel, and oven units that are independent from each other when controlled by controller.

LIU P, LIU Z, HU H, ZHANG Z, WU L, WANG H, XU P

Drying device for producing graphene powder material, has drying box provided with drying mechanism, where drying mechanism comprises stirring component, hot air component and cleaning component.

WANG H

Freeze dryer for preparing graphene oxide powder, comprises quick-freezing chamber and drying chamber, where quick-freezing chamber comprises compressor, condensing chamber, radiator and fan, where condensing chamber is set at one side of quick-freezing chamber.

WANG Q, WANG P, WANG J, ZHANG W, YU Z, WANG H