国家/地区 中国（3）
IPC部 E（3）
IPC大类 E04（3）
IPC小类 F24D（3）
IPC F24D013/02（3） E04F015/02（2） E04F015/18（2）
发明人 LI L（3）
公开年 2022（3）
申请年 2022（2） 
专利权人 HEBEI HENGSH.（2）

Graphene suspended ceiling, has insulating layer whose lower part is provided with reflecting film, where bottom of reflecting film is connected with heat insulating plate.

LI L

Graphene floor heating floor for floor-temperature hot water, has spring fixedly connected between splint and drawing groove, air bag whose one side is provided with air nozzle, and gas nozzle whose one side outer wall is provided with sealing valve.

LI L

Graphene floor heating ceramic tile, has supporting layer connected with lower part of ceramic tile main body, and waterproof sleeve clamped with through hole, where middle part of waterproof sleeve is sleeved with connecting circuit.

LI L