国家/地区 中国（9）
IPC部 B（9）
IPC大类 F16（9） C08（6） B29（5）
B32（3） C09（3） B05（2）
IPC小类 F16L（9） C08K（6） C08L（6）
B29D（5） B32B（3） C09D（3）
B05D（2） C08J（2）
IPC F16L057/06（9）
发明人 LIU J（3） FU Y（2） TENG X（2）
TIAN X（2） WAN G（2）
公开年 2021（6） 2022（2）
申请年 2020（6） 
专利权人 ANHUI GLANT .（3）

Modified polyethylene wearable composite pipe for water supply and drainage of municipal and building, has glass fiber line that is provided with multiple layers on outer layer pipe structure, inner tube body and outer layer pipe body fixedly connected with the inner layer pipe body.

LIN J

Inner wall wear-resistant pipe material has inner wall pipe material comprising inner wall pipe main body and inner wall pipe ear-resistant coating, where inner wall pipe main body and inner wall wear-resistant pipe coating are arranged from outside to inside.

DAI L

Reinforced wear-resistant polyethylene water supply pipe, includes inner layer prepared from polyethylene resin, graphene functional masterbatch, core layer made of polyethylene graft resin, and outer layer of block copolymer polypropylene.

LIU J, WAN G, WANG J, TENG X, FU Y, LI H

Fire hose with wear-resistant lining has fire hose main body whose top part is set with hand holding part, connecting flange set on outer top surface of hand holding part and wear-resistant bag body and elastic bag body connected end to end.

CHEN Z

Multi-layer composite pipe used for thermal management system of energy vehicle, comprises intermediate layer and plastic layer, where intermediate layer covers outer surface of plastic layer.

SHI M, SHEN H, MA T

Preparing trenchless construction reinforced wear-resistant polyethylene gas pipe, comprises e.g. extruding block copolymer polypropylene, graphene black masterbatch, polyethylene resin and polyethylene graft resin, cooling, and shaping.

LIU J, FU Y, MEI L, TENG X, LIU W, WAN G, TIAN X

Multi-layer composite pipe with high thermal conductivity and high heat resistance, comprises inner layer, middle layer close to the outside of inner layer, and outer layer close to outside of middle layer.

ZHANG B, JIANG X, KONG X, LIANG J

Reinforced wear-resistant polyethylene water supply pipe useful for trenchless construction, comprises pipe body including a pressure-resistant layer and compatible layer and compatibility layer arranged inside the pressure-resistant layer.

LIU J, TIAN X, LIU P, JIN R, ZHOU W, ZHANG W

Graphene-lubricating wearable anticorrosion oil pipe, has adhesive layer, and oil pipe body whose inner wall is formed with lubricating wearable anticorrosive layer, where thickness of protecting layer is in specific range.

CHENG C