国家/地区 中国（2）
IPC部 C（2）
IPC大类 C21（2） C22（2）
IPC小类 C21D（2）
IPC C22C038/22（2）
发明人
公开年 2022（2）
申请年 2022（2） 
专利权人

Producing high-performance engineering fastener material useful for fastening at least two parts or components in engineering field, comprises e.g. choosing steel bar as engineering fastener raw material, carrying out degreasing, decontamination and rust removal treatment, compacting and cooling.

SHEN J, HU L, LI H, ZHANG Y

Non-magnetic steel for improving corrosion resistance of water cooling jacket of submerged arc furnace, comprises carbon, silicon, manganese, phosphorus, sulfur, aluminum, molybdenum, titanium, chromium, titanium, iron and graphene.

LIU Z, LI Y, LU J