国家/地区 中国（2）
IPC部
IPC大类
IPC小类
IPC
发明人 LEI D（2）
公开年
申请年
专利权人 DONG B（2）

Multifunctional graphene electric heat preservation device for use in e.g. staff dining hall, has inner container, inner wall, shell and cover that are composed of stainless steel, aluminum alloy, copper, aluminum, silver, glass or ceramic.

WUSEYINBAILA, DONG B, MENGGENQIQIGE, LEI D

Graphene electric heater, has heating shell whose outer surface is provided with upper and lower sides of through radiating hole, where heating shell is provided with graphene electric heating film layer that is formed with gap.

LEI D, DONG B, MENGGENQIQIGE