国家/地区 中国（2）
IPC部 B（2）
IPC大类 B22（2） C22（2）
IPC小类 B22F（2）
IPC B22F001/00（2）
发明人
公开年 2020（2）
申请年
专利权人

Preparation of composite material, involves dispersing graphene oxide-polyamino compound-carbon nanotubes nano-carbon material in aqueous nickel chloride ammonia solution, placing in tube furnace spark, sintering, and cooling.

ZHANG J, LI D, LIU L, PAN X, ZHANG Y, DONG L, LI Z

Preparing oxygen anion emission needle by metallurgy process, comprises e.g. mixing graphene, iron and silver powder to obtain mixed metal powder, adding lubricant and molding agent, sintering and carrying out water vapor treatment.

GUO Z, SONG X, YAO D