国家/地区 中国（4）
IPC部 C（4） B（2） H（2）
IPC大类 C21（4）
IPC小类 C21D（4）
IPC C21D001/26（2） C21D009/46（2） C22F001/02（2）
C22F001/08（2） C22F001/10（2） C22F001/18（2）
发明人 LI J（4）
公开年 2022（2） 2023（2）
申请年 2022（3） 
专利权人

Corrosion-resistant stainless steel pipe comprises pipe body and anti-corrosion coating applied on surface of pipe body, where pipe body comprises carbon, titanium, niobium, chromium, molybdenum, iron and rare earth element including rare earth oxide modified by nano-silicon carbide.

LI J, XIANG L, WANG J

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

Method for preparing metal-graphene composite material by using electronic component, involves preparing metal-graphene composite material by hot-pressing sintering, and applying pulse current to metal substrate to perform surface heat treatment to metal substrate.

WANG X, HUO Y, LI J, CAO Z, XIAO Z

Preparing single crystal graphite comprises e.g. placing metal foil in plasma device, introducing nitrogen-containing gas, starting plasma excitation source for plasma treatment, placing metal foil in reaction furnace, annealing, starting growth of graphene single crystal at growth temperature.

ZHAO M, LI G, WANG B, WEI W, XU X, GUO Y, LI J, JIAN X, QUE L, ZHOU Z