国家/地区 中国（2）
IPC部 B（2）
IPC大类 C21（2）
IPC小类 C21D（2）
IPC C21D009/00（2）
发明人
公开年 2022（2）
申请年
专利权人

Preparing multi-composite processing self-lubricating steel bushing useful for preparing bushing, comprises e.g. quenching the bushing blank and tempering, roughly processing the bushing blank, then carrying out salt bath sulfur carbonitriding treatment and performing first spraying.

YIN M

Preparation method of metal magnesium-copper-graphene layered composite material, involves annealing accumulated and rolled plate to obtain laminated magnesium-based composite plate reinforced by graphene and copper.

PAN F, WANG Y, LUO H, TANG B, LI J, CHEN X