国家/地区 中国（6）
IPC部 B（6）
IPC大类 B22（6）
IPC小类 B22D（6）
IPC C22C001/10（6）
发明人
公开年 2022（6）
申请年 2021（3）  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

Metal-based composite material for use in heat sink of electronic device, has reinforcement particles comprising silicon carbide particles, diamond particles, boron carbide particles or graphene particles dispersed in metal matrix, where metal matrix has single metal matrix or alloy matrix.

WANG L, LI Q, ZHAO J

Superconducting copper comprises oxygen-free copper, graphene, lead, niobium, and titanium.

MU Y, HU W

Formation of U-shaped support for automobile, involves adding refining agent to alloy melt, injecting inert gas for refining, removing slag and filtering, pouring alloy melt into mold, performing vacuum die-casting, and demolding, and performing normalizing, tempering and annealing on blank.

JIN C, JIN R, LAI Z, JIN L, LIU D, JIN F, JIN Y