国家/地区 中国（2）
IPC部 F（2）
IPC大类 F25（2）
IPC小类 F25D（2）
IPC F25D021/08（2）
发明人 GAO D（2）
公开年
申请年 2021（2）
专利权人

Refrigerator door rotating beam heating device, has heating component whose side is fixedly installed on surface of base material, where arrangement mode of heating component adopts upper sparse and lower dense type.

GAO D, CAO F

Refrigerator defrosting control device, has first electrode and second electrode whose output ends are connected with graphene coating for electrifying and heating graphene coating, and evaporator and refrigerating system pipeline arranged in insulating state.

GAO D, LI S, QIAN C