国家/地区 中国（2）
IPC部 B（2）
IPC大类 B22（2）
IPC小类 B22D（2）
IPC B22D018/02（2）
发明人
公开年 2022（2）
申请年
专利权人

Semi-solid extruding device for processing graphene-aluminum alloy, has limiting block that is located in guide groove and bottom bolt of lower mold is connected with pressing plate.

XIANG H

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