国家/地区 中国（16） 韩国（7） 美国（5） 欧洲专利局（EPO）（4） 日本（4） 世界知识产权组织（4） 印度（2）
IPC部 C（23） B（10）
IPC大类 C09（23） C23（23） B05（6）
C08（5） C01（4） B22（3）
C22（3） B32（2） B82（2）
C21（2）
IPC小类 C09D（23）
IPC C23C026/00（23）
发明人 JUNG Y G（4） KIM J K（4） KIM J S（4）
YOO H J（4） JUNG Y（2） KIM J（2）
LIU H（2） YOO H（2）
公开年 2022（8） 2014（4） 2021（4）
申请年 2012（5）  2021（5）  2022（5）  2020（4） 
专利权人 POSCO（4）

Manufacturing high strength alloy steel bolt comprises taking steel for bolt, performing extrusion, hot upsetting, heat treatment and thread machining to obtain bolt blank, and performing galvanizing and zinc-aluminum coating into bolt blank.

ZHOU H

Surface coating of copper roller of belt furnace used for neodymium-iron-boron material, comprises silica gel coating comprising silicate and water catalyzing by acidic catalyst.

QIU X

Surface treatment method for corrosion-resistant sheet metal component, involves phosphating outer surface of sheet metal component, subjecting sheet metal to 3-level hot-dip galvanizing treatment, sandblasting surface of sheet metal component and spraying modified epoxy resin coating on sheet metal.

LIANG C, GAO Z, ZHOU X, ZHANG J, XIAO H

Metal anti-oxidation high temperature resistant nano coating structure comprises base material and nano particle layer, where upper part of base material is coated with high strength component for improving strength.

SHI Q, ZHAO X

Anti-corrosion coating for cookware, comprises self-hydrophobic coating, transition layer formed on surface of self-hydrophobic coating and blocking layer formed on surface of transition layer, where self-hydrophobic coating and sealing layer include fluorocarbon material.

ZHANG M, YUAN H, LI C, QU Y

Tin-based high-resistance thin film coating solution for tin-based high-resistance thin film, is prepared from a tin-based alloy, a matting solution, a dispersant, a cross-linking agent, graphene and ethanol.

HUANG Y

Improving thermal conductivity and heat dissipation by nano-deposited graphene coating used for aerospace applications, comprises e.g. mixing graphene, carbon nanotubes, nano-silica, nano-alumina, magnetoelectric ion composite agent and deionized water and aging at normal temperature and pressure.

DENG W, XUE G

Processing titanium alloy space sampling drill comprises e.g. spraying graphene dispersion liquid to titanium alloy drill bit subjected to nitriding treatment, and drying titanium alloy drill bit sprayed to obtain nitride-graphene composite coating on surface of titanium alloy drill bit.

WANG W, MENG D, FU Z, KANG J, WANG H, YUE W, WANG Q, GAO W, SHE D

Graphene-zirconium (Zr)-metal-organic framework (MOF) polydimethylsiloxane magnesium alloy surface anti-corrosion composite coating comprises graphene oxide, Zr-MOF and polydimethylsiloxane.

XIE X

Wear-resistant coating used as wear-resistant coating of foil dynamic pressure air bearing, comprises e.g. surface material and bottom layer material comprising modified graphene and polyimide composite material and surface material is modified graphene and modified nano-polytetrafluoroethylene.

WU M, YU H, LUO Z