国家/地区 中国（2）
IPC部 F（2）
IPC大类 F25（2）
IPC小类 F25D（2）
IPC
发明人 LIU Y（2）
公开年 2021（2）
申请年
专利权人

Low-temperature hardening feeder for graphene, has fan is connected to output end of blower motor, and fan whose lower portion is provided with uniform air plate, and sealed box whose lower portion is connected with nitrogen recovery box.

WANG C, LIU Y

Cooling device for processing graphene terylene fire-retardant fiber, has device main body whose front surface is connected with reflux pipe that is fixedly installed with throttle valve, where throttle valve is provided with valve.

YAN S, LI Z, LIU Y