国家/地区 中国（3）
IPC部 A（3）
IPC大类 A61（3）
IPC小类 F24D（3）
IPC F24D013/02（3）
发明人
公开年 2020（2）
申请年 2020（2） 
专利权人

Electric heating picture for purifying air, has frame body provided with fan, where frame body is provided with air inlet and air outlet and outer side surface of graphene electric heating body is provided with image.

XU M

Laser-induced graphene paper heater has electrode and graphene paper whose joint is coated with conductive silver paint, and graphene paper which is prepared by laser-induced reduction of polyimide paper.

LUO S, CHEN J

Electrothermal film used for releasing graphene and oxygen, has carbon fiber heating component, negative oxygen ion generating material, hot melt adhesive, insulating layer and protective layer.

XU Y, LIU Y