国家/地区 中国（3） 韩国（2）
IPC部 B（4）
IPC大类 C08（4）
IPC小类 C08K（4）
IPC C08K003/04（4）
发明人
公开年 2021（2） 2022（2）
申请年 2020（3） 
专利权人

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

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