国家/地区 韩国（2）
IPC部 B（3）
IPC大类 B63（3）
IPC小类 B63B（2） C09D（2） F16L（2）
IPC
发明人
公开年 2021（2）
申请年 2020（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

Laser etching nano hydrophobic bottom herringbone vertical shaft with wind water power generation long circulating aluminum graphene battery electric ship, has magnetic hydroelectric generator automatic switching protection circuit.

XIE J

Manufacturing deck pipe clamp for gas carrier, comprises e.g. passing resin-impregnated fiber through pultrusion molding machine to form material having semi-circular cross-section and long semi-cured state and preparing blow material.

KIM Y W