国家/地区 中国（3）
IPC部 B（4） C（3） F（2）
IPC大类 B29（4） B32（4） C08（3）
IPC小类 B29C（4）
IPC B29C048/09（4）
发明人 LIU J（2）
公开年 2022（3）
申请年 2021（4）
专利权人

Fluid transport tube for transporting different grades of fuel and their vapor such as brake fluids, transmission oil and coolants during vehicle operation, ha layer having polymer or copolymer which is formed into circular cross-sectional profile, and graphene material in layer.

DOBLE C, HAHN R, BANERJI A

Long-term oxygen blocking floor heating pipe with far-infrared radiation function comprises ethylene vinyl alcohol resin, graphene, seaweed carbon, ceramic powder, silica, maleic anhydride grafted polyethylene and heat-resistant polyethylene.

JIN T, LEI G, PENG Y

Multilayer coextrusion electromagnetic shielding fluoroplastic electric insulating corrugated pipe comprises electromagnetic shielding layer and insulating layer.

JIA X, LIU J

Graphene-modified high-efficiency heat conduction ground source heat pump pipe, has outer thermal insulation layer coated on surface of modified layer, and inner carbon fiber layer built into inner cavity of outer insulation layer.

LIU J, LIU W, WU D, LI H