国家/地区 中国（7）
IPC部 C（7）
IPC大类 C09（7）
IPC小类 C09D（7）
IPC C09D005/08（7）
发明人
公开年 2022（3） 2021（2）
申请年 2021（4） 
专利权人

Preparing pipe material comprises cleaning mineral-inorganic composite materials, grinding, melting, casting and forming in combination with pipe mold by means of centrifugal casting, demolding and cooling, heating and densifying, and coating anti-corrosion coating.

WANG P

Preparing graphene oxide-epoxy ceramic composite material that is used for preventing corrosion of inner wall of pipeline, involves modifying graphene oxide by nano-zinc oxide, so that carboxyl group on surface of graphene oxide is bonded to hydroxyl group.

SUN T, YAN W, YAN Y

Composite aluminum pipe with G-shaped pipe comprises a steel pipe and an aluminum pipe combined by cold drawing, and a fin connected with aluminum pipe by a groove outside aluminum pipe and a coating layer provided at outer part of G-shaped pipe.

LU Y

Corrosion resistant polyethylene water supply pipe material comprises base layer and anticorrosive graphene coating comprising polyethylene, color master batch, epoxy resin and dispersant.

LIU J, WANG J, LI H

Wear-resistant and corrosion-resistant pipe fitting comprises ultra-high molecular weight polyethylene, leveling agent, silicone oil, nano particles.

WANG W, LIU Z, SUN L

Inhibition of microbial corrosion of metal pipe involves applying coating comprising epoxy resin and antibacterial anticorrosive material containing rare-earth-hybrid silicon nitride-graphene composite material, on surface of metal pipe.

GUO P

High-temperature-resistant graphite alkenyl mono-component epoxy anti-corrosive coating used for high temperature pipeline includes epoxy resin, toughening agent, graphene, silane coupling agent, dispersant, pigment and dicyandiamide.

MA X