国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C22C001/05（2）
发明人 LI L（2）
公开年 2020（2）
申请年 2020（2） 
专利权人 XIAN RARE ME.（2）

Preparing graphene powder used as reinforcement material in metal composite materials comprises dispersing graphite powder in solvent, cleaning, freeze-drying, subjecting to intercalation heat treatment, ball milling and peeling.

DONG L, LI L, LIU Y, LU J, HUO W, ZHANG W, ZHANG Y

Preparing three-dimensional structure nano-carbon material reinforced copper-based composite material involves pretreating graphene oxide and carboxylated carbon nanotubes separately, and dispersing pre-treated graphene oxide.

ZHANG J, LI D, LIU L, PAN X, ZHANG Y, DONG L, LI L