国家/地区 中国（3）
IPC部 A（3）
IPC大类 F24（3）
IPC小类 F24D（3）
IPC F24D013/02（3） F24D019/10（2）
发明人 DONG B（3）
公开年 2022（2）
申请年 2021（2） 
专利权人 YANCHENG XIW.（2）

Intelligent graphene heating mahjong table, has locating ring whose inner part is provided with connecting wire, where upper end of connecting wire is connected with inner part of shell, and lower end of wire connected with part of heating box.

DONG B, XIA S, XIA T

Safe graphene electrothermal film heating system, has heater whose side is provided with induction controller, where side of bottom of heater is movably mounted with movable wheel and side of controller is fixedly connected with connecting pipes.

DONG B, XIA S, XIA T

Air heating type solar graphene photoelectric heating system, has controller for cutting off electric heating of graphene electric heater when indoor temperature is lower than set temperature, and fan for adjusting wind speed according to light intensity.

LEI D, MENGGENQIQIGE, HU Y, ZHAO J, DONG B, ZOU Y