国家/地区 中国（2）
IPC部 B（2）
IPC大类 B65（2）
IPC小类 B65G（2）
IPC F26B021/00（2）
发明人
公开年 2020（2）
申请年 2019（2） 
专利权人

Raw material conveying device for producing graphene flame retardant textile fabric, has conveyor belt whose right side is provided with motor, where motor and transmission wheel are fixedly connected with back side of box body.

CHENG J

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