国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B22（2） C22（2）
IPC小类 B22D（2）
IPC C22C009/04（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Composite material for lift safety protecting system, in which porosity of first porous ceramic preform layer, porosity of second porous ceramic preform layer, porosity of third porous ceramic preform layer, porosity of fourth and fifth porous ceramic preform layer is equal.

CHE J, YIN Y, XUE C, YANG Q, LI C, WANG M, WANG J, GAO K, ZHU W, LI M, LU Y, HE Y

Preparation of copper infiltrated wire involves mixing nickel, manganese, iron, zinc, and copper, adding mixture into vacuum melting furnace, molding alloy solution, forging and turning alloy ingots in electric furnace, hot rolling alloy bars into discs, drawing disc, and cutting alloy wire.

ZHOU B, TIAN D, GUO C, SUN J, WANG Q, LIU X, GOU S, LIU Q, LIANG X