国家/地区 中国（3） 韩国（2）
IPC部 C（4）
IPC大类 C09（4）
IPC小类 C09D（4）
IPC C09D007/62（4）
发明人
公开年 2021（2）
申请年 2020（4）
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

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