国家/地区 中国（3）
IPC部 F（3）
IPC大类 F26（3）
IPC小类 F26B（3）
IPC F26B005/16（3）
发明人
公开年 2020（3）
申请年 2019（2） 
专利权人

Semi-modular graphene floor heating has set of springs that are connected to bottom of drying chamber, and sliding plate that is slidably installed inside drying chamber, and fixed rod is connected between sliding plate and cover.

NIU A, SHEN S, YAN Y

Drying device useful for producing graphene film comprises e.g. shell, the cavity in the middle of the bottom of the shell is provided with an upward opening, the inserting rod in the cavity, one pair of side surfaces are provided with a rectangular through hole.

YANG X

Device for preparing graphene heating film comprises a cleaning box and film inlet and cleaning tank passes through the four supporting legs installed on ground and inner bottom end of cleaning tank is provided with liquid collecting hopper.

ZHANG X