国家/地区 中国（3）
IPC部 C（3）
IPC大类 C22（3）
IPC小类 C22C（3） C23C（3） B22F（2）
IPC C22C019/03（3）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

Preparation method of nitrogen-doped graphene metal material used in metal corrosion protection involves placing raw materials, providing containing cavity and growth cavity, and placing metal growth substrate in growth cavity.

WU Q, MA Y

Preparing shape memory alloy based composite smart material used in e.g. electronic communication and civil building field comprises e.g. adding carbon black, graphene, carbon particle, carbon nanofiber or carbon nanotube to shape-memory alloy mixture powder, mixing and drying mixed material.

WEI T, ZHANG C, HU Y, SU C, YANG J

Preparation of graphene-enhanced nickel-based nanocomposite powder metallurgy material involves cutting graphite into sheet, nano grinding to obtain nano graphene, adding dispersant, putting into centrifuge, and mixing and blending.

OU B, XU C, WANG Q, XIONG L