国家/地区 中国（3）
IPC部 B（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC B32B001/08（2） B32B007/12（2） B32B027/06（2）
B32B027/32（2） C08K003/04（2） F16L009/12（2）
发明人 HUO F（2） SONG Q（2）
公开年 2022（3）
申请年 2022（2） 
专利权人 LINHAI WEIXI.（2）

High-strength temperature medium conveying pipeline comprises e.g. rigid reinforcing layer, polyethylene of raised temperature resistance modified foam layer, anisotropic plane high thermal conductivity graphene layer and inner core pipe in turn from outside to inside.

WANG J, SONG Q, HUO F, CHU Z

Weather-resistant drainage pipeline with multilayer structure, comprises an inner layer, an intermediate layer and an outer layer, where the intermediate layer pipe comprises PVC resin, calcium carbonate powder, calcium-zinc heat stabilizer, solid plasticizer, processing aid and toughening modifier.

HUO F, CHEN H, SONG Q, FENG J

Multifunctional oxygen barrier pipe useful in cold water and/or hot water conveying and preparing floor heating pipe material, comprises first PB layer, outer hot melt adhesive layer, aluminium layer, inner hot melt adhesive layer and second PB layers from outside to inside in turn.

JIN J, WANG L, LIANG Y