国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC
发明人 ZHANG Q（2）
公开年 2021（2）
申请年 2020（2） 
专利权人 LV H（2）

Vacuum reactor useful for preparing graphene by electrifying carbon powder, comprises a vacuum cavity composed of an upper cover and a lower cover, and a reaction tube located between the upper cover and the lower cover.

LV H, ZHANG Q

High temperature reaction tube for preparing graphene by electrifying carbon powder, has two copper plugs respectively connected with copper electrode that is connected with positive and negative electrodes of direct current power supply.

LV H, ZHANG Q