国家/地区 中国（2）
IPC部 B（2）
IPC大类 B21（2）
IPC小类 B21B（2）
IPC
发明人
公开年 2021（2）
申请年 2020（2）
专利权人

Preparing graphene metal composite plate comprises e.g. polishing outer surface of metal plates using grinding machine, soaking in diluted hydrochloric acid solution, heating, clamping, coating graphene, extruding and rolling.

BAO Z, HUANG W, XU L, LI D, LI W, AN J

Screw thread steel comprises pig iron, ferrosilicon, high carbon ferromanganese alloy, high carbon ferrochrome, ferromolybdenum alloy, copper titanium alloy, nickel iron alloy, ferrotitanium, ferrosilicon nitride and graphene powder.

LIN T, CHEN Y, LIU G, ZHANG S, ZHOU W