国家/地区 中国（4）
IPC部 F（4）
IPC大类 F16（4） F24（2）
IPC小类 F16L（4） F24D（2）
IPC F16L057/02（4）
发明人
公开年 2020（2） 2021（2）
申请年 2020（4）
专利权人

High heat-conducting graphene floor heating pipe comprises pipe body, polyethylene layer, steel wire net layer, and graphene heat-conducting layer including graphite, antioxidant, dispersant, coupling agent, heat stabilizer, and plasticizer.

XU W, LIU Y, ZHANG H

Composite polyethylene water supply pipe, has inner layer provided with steel wire layer that is formed as hollow circular ring by winding upper steel wire layer and lower steel wire layer, where lower steel wire layer is woven by steel wires around inner layer.

HUANG W

Crude oil pipeline heating device, has graphene heating film whose two ends are connected with red copper strip electrode by conductive silver paste, and insulating mica sheet whose outer side is provided with high-efficiency insulating rock cotton layer.

LU J, XU S, SUN K

Graphene high heat-conducting PPR floor heating pipe, has connecting pipe fixed with connecting piece, where end of connecting pipe is provided with ground heating pipe and end of ground heating pipe is provided with connecting port.

CHEN Q