国家/地区 中国（2）
IPC部 C（2）
IPC大类 C22（2）
IPC小类 C22C（2）
IPC C22C038/08（2）
发明人
公开年
申请年 2019（2）
专利权人

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

Bridge damping support using graphene material comprises a sliding box and two trapezoidal side plates. The sliding box is provided with a bridge support and the top of the bridge support is provided with a curved card slot.

YAN J, YAO L, KANG L, YANG K, LI D, SU X, ZHOU X, LIN J, LI Z