国家/地区 中国（2）
IPC部 F（2）
IPC大类 F24（2）
IPC小类 F24F（2） F25B（2）
IPC F24F001/14（2）
发明人
公开年
申请年
专利权人

Cold-resistant air conditioner for low-temperature environment, has graphene filter cloth whose side close to filter plate is provided with groove, where two sides of graphene filter cloth close to filter plate is provided with elastic sheet.

CHEN C, ZHANG X

Defrosting type heat pump outdoor machine has graphene film layer having strong hydrophobicity for delaying frosting time of evaporator fin surface, and reducing frosting quantity to inhibit effect of frosting.

QI Y, GUO Z