国家/地区 中国（2）
IPC部 F（2）
IPC大类 F04（2）
IPC小类 F04D（2）
IPC F04D029/70（2）
发明人
公开年 2021（2）
申请年 2020（2） 
专利权人

Tetrafluoride centrifugal pump for processing graphene, has belt wheels respectively installed on front end of rotating shaft and left side of rotating shaft, where two groups of belt pulleys are synchronously driven by belt.

LV H

Multifunctional energy backpack, has 12V storage battery connected with semiconductor refrigerating sheet, fan and USB interface, and temperature control device whose end is connected with graphene heating plate and another end is connected with sheet.

SHEN L