国家/地区 中国（8） 韩国（2） 世界知识产权组织（2）
IPC部 C（9）
IPC大类 C09（9）
IPC小类 C09D（9）
IPC C09D007/62（9）
发明人
公开年 2021（3） 2022（3） 2020（2）
申请年 2020（4）  2021（3） 
专利权人

Diffuser mechanism of non-welding structure useful in seawater discharge channel comprises pipe component closely supports sleeve on spool of hull, and diffusion component supporting wing pieces inside sleeve.

SEOK N

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

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

Surface-treatment composition used for vibration damping steel sheet, comprises polymer resin and inorganic nanoparticles having preset average aspect ratio.

KIM J, LEE J, KIM Y, CHOI H, CHOI Y, KIM J T, KIM Y S, CHOI Y H, CUI H, JIN Y, LI Z

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

Coating used in preventing wax formation in crude oil pipeline, comprises polymer resin, organic solvent, curing agent, silicone resin microspheres and carbon materials having graphene, graphene oxide, aminated graphene or carbon nanotubes.

YAO B, LI C, YANG F, SUN G

Aqueous pipeline drag reduction epoxy coating useful in applying for anticorrosion and protection of fuel pipelines comprises e.g. aqueous epoxy emulsion, deionized water, modified graphene, modified nano-silicon dioxide and pigment filler.

SHI J, GUO X, CUI C, HAN Z, WANG L, DING C, LI S, SUN Z, LIU Y, LIU B, DUAN S

Sliding component used in engine e.g. internal combustion engine, comprises an overlay comprising graphene platelets functionalized with oxygen and/or fluorine functional groups within a matrix of a polymeric or plastics material.

LAING I, LATHAM D, LAING I M, LANE I