国家/地区 中国（2）
IPC部 C（2） E（2） F（2）
IPC大类 C04（2） E04（2） F24（2）
IPC小类 C04B（2）
IPC C04B111/60（2）
发明人
公开年
申请年
专利权人

Ground heating structure with graphene gypsum-based self-leveling backfill layer includes graphene gypsum-based self-leveling back filling layer which is embedded with multiple floor heating pipeline.

XU L

Graphene far infrared negative ion warm core electric floor has inverted trapezoidal inclined surface whose upper portion and lower portion is provided with joint matched with concave interface and plug block matched with socket.

DAI M