国家/地区 世界知识产权组织（4）
IPC部 B（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/194（4）
发明人
公开年
申请年 2016（2） 
专利权人

Preparation of rare earth modified graphene copper based composite material used for contact line for high speed rail, involves ball milling graphite, organic amine and alcohol substance, centrifuging and separating product, and dissolving copper salt in alcohol substance.

WANG X, HUANG W, XUE D, WONG W

Making graphene-reinforced inorganic matrix composite, comprises e.g. mixing multiple particles of graphitic material and solid inorganic material, and operating apparatus for transferring graphene sheets to material particles surfaces.

ZHAMU A, JANG B Z

Production of composite used in cement and asphalt, involves cold compressing mixture of graphene/graphite oxide powder and host powder to form biscuit, crushing, powdering or grinding into powdered biscuit and combining.

ZHAI L, MCINNIS M

Copper foil used for manufacturing graphene, has glossiness or more than preset value, and average grain size more than preset value after being heated in atmosphere containing hydrogen and argon at specific conditions.

CHIBA YOSHIHIRO, CHIBA Y, YOSHIHIRO C, CHIBA G