国家/地区 中国（3）
IPC部 B（3）
IPC大类 B22（3） C22（2）
IPC小类 B22D（3）
IPC
发明人 ZHANG X（3）
公开年
申请年 2022（2） 
专利权人 CRRC IND RES.（2）

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

Preparation of graphene/copper composite material used in supercapacitor application, involves preparing graphene film using chemical vapor deposition process, casting copper water using copper water casting technique to prepare copper/carbon/copper/composite material, and repeating process.

GONG M, ZHAO M, LI M, CHEN C, CHEN Q, YANG W, LI Y, WANG Y, LIU B, PEI Z, ZHANG X, LIANG J

Method for preparing graphene-containing positive electrode grid alloy used in lead-acid battery, involves melting lead and tin, adding molten salt to alloy liquid, adding carbonaceous agent, calcium and molten salt, separating mixture, and returning molten salt for recycling.

WANG Z, ZHANG X, DING Y, WANG B, YE J, ZHOU M, YANG X, LIU X, WU Y