国家/地区 中国（8）
IPC部 C（8）
IPC大类 C22（8）
IPC小类 C25D（8）
IPC C25D015/00（3） C22C009/06（2） C22C019/03（2）
C22F001/08（2） C25D003/38（2）
发明人
公开年 2022（8）
申请年 2021（5）  2022（3） 
专利权人

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

Preparing copper-chromium-zirconium alloy layered belt material with composite deformation of graphene/copper, involves subjecting bulk copper-chromium-zirconium alloy to solid solution treatment, carrying out room temperature iso-channel extruding, low temperature rolling, stacking and vacuum-aging.

WANG D, AN X, DU Q, WEI K, YAO L, WEI W

Preparation of high temperature resistant copper wire includes calcining magnesium, chromium, titanium, nickel and copper to obtain metal mixture, casting metal mixture into ingot, forging ingot to strip copper core and spraying electroplated copper wire with high-temperature resistant coating.

QIAN G, XU H, SUN F, LAI S

Porous static pressure air bearing in which formula of porous throttle layer is provided with tin powder, nickel powder, phosphor bronze powder, composite graphene powder, molybdenum disulfide powder and copper powder.

HUANG T