国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B22（3） C22（3） C21（2）
IPC小类 B22D（3）
IPC C22C001/10（3）
发明人
公开年 2022（3）
申请年 2022（3）
专利权人

Preparation method of graphene copper composite material used in e.g. modern electronic information industry field, involves continuously casting mixture of copper powder and graphene in vacuum condition.

WANG E, WANG Y, HU X, ZHANG R, WANG X, LIU K, FU Y

Intelligent manufacturing technology of graphene and rare earth composite strengthening automobile aluminum wheels used in large passenger car, involves performing end electromagnetic stirring in pressure casting solidification process, and crushing grown dendritic crystal.

ZHANG Y, LI P, HU Y, GUAN X, TIAN Z, REN F

Mining hydraulic support repairing device, has adjusting mechanism comprising two sliding groove plates symmetrically and uniformly distributed and fixedly installed on top surface of bottom plate.

XIE S, SHAO H, JIAO G, ZHANG H, LI X