国家/地区 中国（3）
IPC部 B（3）
IPC大类 B22（3） C22（3） B21（2）
C21（2）
IPC小类 B22D（3）
IPC C22F001/08（3）
发明人 LI X（2）
公开年
申请年 2022（2） 
专利权人

Preparing copper-graphene composite material involves utilizing mechanical alloying method to prepare copper and polymer powder to obtain copper-polymer powder, cold isostatic pressing copper polymer powder to get bar melting region to bar porous rod material.

LIANG J, ZHANG X, WANG D, LI X, ZHOU S, GUO G, BAO 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

Preparation of copper infiltrated wire involves mixing nickel, manganese, iron, zinc, and copper, adding mixture into vacuum melting furnace, molding alloy solution, forging and turning alloy ingots in electric furnace, hot rolling alloy bars into discs, drawing disc, and cutting alloy wire.

ZHOU B, TIAN D, GUO C, SUN J, WANG Q, LIU X, GOU S, LIU Q, LIANG X