国家/地区 中国（37）
IPC部 C（37）
IPC大类 C22（37）
IPC小类 C25D（37）
IPC C25D015/00（11） C22F001/08（9） C22C001/10（7）
C25D003/38（7） C22F001/02（6） C22C009/00（5）
C22C019/03（5） B82Y040/00（4） C22C032/00（4）
C22F001/04（4） C25D003/12（4） C25D005/54（4）
C25D007/06（4） B82Y030/00（3） C21D001/26（3）
发明人 CHEN Z（3） HU X（3） ZHANG X（3）
CHANG G（2） DING Z（2） DONG L（2）
HUANG Z（2） HUO W（2） LI J（2）
LI L（2） LI T（2） LI X（2）
LIU K（2） LIU Y（2） WANG E（2）
公开年 2021（12） 2022（8） 2023（5） 2020（4） 2018（3） 2017（2）
申请年 2021（15）  2022（6）  2020（5）  2017（3）  2018（3）  2023（2） 
专利权人 NORTHWEST IN.（2） SONGSHAN LAK.（2）

Aluminum alloy materials for automotive structural parts, is using micro-arc oxidation surface treatment technology to prepare corrosion-resistant surfaces, and coating pretreated graphene-doped aluminum alloy substrate with carbon nanotube film, and treating surface by micro-arc oxidation.

ZHAO F, ZHU W, XU Y, WANG Z, LI M, CHENG K, YANG G, XIN W, LV T, JIAO P, GAO S, WU S, ZHAO X, CUI L

Preparing tellurium-copper alloy material containing rare earth metal comprises e.g. taking pure copper, pure tellurium, copper-rare earth alloy and mix, melt, add pure zinc, copper-phosphorus alloy as deoxidizer, solution treating, aging, and electroplating to form coating.

ZHU Y

Preparing battery steel case coated with metal layer on the surface, comprises e.g. grinding surface of low-carbon steel strip, performing electroplating in nickel-iron plating solution, surface magnetron sputtering of cobalt, and electroplating in nickel-iron-cobalt-phosphorus plating solution.

LI J, ZHOU H

Black metal surface nano-graphene composite layer comprises graphene, mixed rare earth, zinc, silicon, manganese, boron, magnesium, vanadium, titanium, zirconium and aluminum.

DENG H, CHEN R, DENG C

Preparing high-strength aluminum alloy plate for sheet metal process, comprises e.g. taking ZL114A as aluminum alloy plate base material, adding modifier, heating, adding refining agent, polishing, placing aluminum alloy plate in electrolyte for anodic oxidation, sealing, and drying.

XU J

Preparation of cobalt-nickel base composite material used for hydrogen evolution electrode, involves placing base material into electroplating solution, and forming composite material on surface of base material at preset deposition current density.

WANG F, XIN S

Hardening stainless steel surface, involves taking sleeve base body after ultrasonic rolling, carburizing surface to form carburized layer, taking sleeve base body after carburization, and brightening surface to obtain finished product sleeve.

BIAN C

Preparation of copper-tungsten graphene-containing composite material for vacuum switch electric appliance, involves preparing tungsten-copper-graphene core-shell powder, and sintering obtained graphene core shell powder.

DING Y, ZHU Z, LIANG S, ZOU J, XIAO P, CHEN Z, ZHANG Q, DENG N

Preparing titanium-nickel alloy matrix composite material with wide temperature range and high damping response, comprises cutting titanium-nickel foil into thin slices by wire cutting, polishing surface, adding graphene oxide to absolute ethanol for ultrasonic dispersion, and tiling and stacking.

LI L, DONG L, HUO W, CHANG G, LI X

Processing aluminum alloy surface involves grinding aluminum alloy, cleaning and drying, using femtosecond laser multifilament to ablate the surface of aluminum alloy and preparing a graphene coating on the aluminum alloy surface.

SU Y, ZHANG X