国家/地区 中国（3）
IPC部 B（3）
IPC大类 B22（3） C22（3）
IPC小类 B22F（3）
IPC C22C019/03（3）
发明人
公开年 2019（2）
申请年 2019（3）
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

Preparing in-situ synthesized three-dimensional graphene reinforced nickel-based composite material by 3D printing involves selecting a suitable solvent depending on type of used organic solid carbon source to dissolve solid carbon source.

ZHAO N, WANG Y, CHU X, SHA J, MA L, LIU E

Iron-nickel-molybdenum magnetic nanocomposite useful as microwave absorption material comprises iron, nickel and molybdenum magnetic nanoparticles and graphene oxide as composite materials.

WANG L, TAN Q, ZHONG M, ZHANG L, SHAO Z, WANG B, ZHONG Z