国家/地区 中国（2）
IPC部 F（2）
IPC大类
IPC小类
IPC
发明人 PEI Y（2） WANG D（2）
公开年
申请年 2020（2）
专利权人 QINGDAO HAIER INTELLIGENT TECHNOLOGY DEV（2）

Heating device e.g. oven, for converting electric energy into heat energy to heat object i.e. food, has constant temperature main control module connected with temperature detection module to adjust power supply parameter of graphene heating layer.

PEI Y, WANG D, ZHAO P

Evaporator for refrigeration device, has multiple fins arranged in parallel manner, and cooling medium pipe arranged in multiple fins, where thickness of organic coating of outer surface of multiple fins is different from thickness of cooling medium pipe.

WANG D, PEI Y, XU J