国家/地区 中国（3）
IPC部 C（3） B（2）
IPC大类 C22（3）
IPC小类 C22C（3） B22F（2） C21D（2）
IPC C22C038/02（3）
发明人 LIU L（2）
公开年 2020（3）
申请年 2020（2） 
专利权人

High speed tool steel comprises carbon, silicon, manganese, phosphorus, sulfur, selenium, titanium, zirconium, vanadium, molybdenum, cobalt, tantalum, fullerene, graphene, iron, and unavoidable impurity element.

CHEN F, CHEN L

Preparation of bearing alloy blank for preparing bearing material for heavy-duty engine, involves soaking graphene in zinc chloride solution, calcining, reacting with sodium hypophosphite and mixing product with lead-free copper alloy.

CHEN J, LIU L

Preparing high corrosion resistance medium entropy quench and partitioning steel comprises e.g. preparing graphene oxide/alluminum composite powder, preparing graphene solution by adding graphene to deionized water.

LIU H, LIU L, YANG H, SUN F, JING X, PEI C