国家/地区 中国（14） 韩国（4） 欧洲专利局（EPO）（2） 日本（2） 美国（2） 世界知识产权组织（2）
IPC部 B（16） C（16）
IPC大类 B05（16）
IPC小类 B05D（16）
IPC B05D007/24（16）
发明人 JUNG Y G（2） KIM J K（2） KIM J S（2）
WANG J（2） WANG X（2） YOO H J（2）
ZHAO Y（2）
公开年 2022（9） 2014（2） 2021（2）
申请年 2022（6）  2021（4）  2012（2） 
专利权人 POSCO（2）

Processing angle steel in transmission line angle steel tower useful in e.g. circuit devices and systems, comprises e.g. drilling angle steel, cutting, treating steel in cleaning solution, dipping treated steel in metal salt solution, and spraying steel with protective coating.

ZHAO Y

Preparing multi-composite processing self-lubricating steel bushing useful for preparing bushing, comprises e.g. quenching the bushing blank and tempering, roughly processing the bushing blank, then carrying out salt bath sulfur carbonitriding treatment and performing first spraying.

YIN M

Flexible composite anti-icing film comprises photo-thermal hydrophobic layer comprising graphene nano-wall layer and gold nano-particle layer.

CHEN L, CHEN S, YIN Y, ZHOU J, ZHOU Q, QI X

Preparing high-strength aluminum alloy die casting used for automobile engine bracket, involves putting aluminum alloy matrix into acetone, ultrasonically cleaning aluminum alloy matrix, and ultrasonically cleaning aluminum alloy matrix through absolute ethyl alcohol and deionized water in sequence.

WU G, CHEN D, ZHANG J, LI J, WANG X, LI D

Multifunctional composite coating of steel structure surface comprises multi-element permeation substrate (zinc powder and aluminum powder), graphene anti-corrosion film (powdered graphene oxide and pyrrole) and fireproof outer layer (flame retardant) provided from inside to outside.

ZHANG H

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

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

XIE X

Automobile top cover aluminum alloy shell, comprises aluminum alloy substrate whose surface orderly provided with a transition layer, an intermediate layer and a corrosion resistant coating, where the middle layer formed by stacking two layers of modified silicon dioxide.

ZHANG L

Anti-corrosion for metal down-conductor of graphite-based grounding grid, by performing excavation which exposes metal down conductor, removing surface dust and corrosion, applying silicone rubber coating, covering with polyethylene isolation film, and leading down-conducting wire for soil filling.

ZHANG G, WANG X, ZHU J, DU J, ZHAO Y, GENG J, ZHANG Y, YAO D, KOU X, LI Y, TANG L, XIE W, MA Y, DONG M

Preparing Teflon corrugated pipe internal crimping joint comprises using 304 stainless steel processing to make withholding joints and coating crimping joint surface with corrosion-resistant modified polyperfluoroethylene propylene coating.

WANG W, WANG L, LI S