国家/地区 中国（4）
IPC部 C（4）
IPC大类 C21（4）
IPC小类 C21D（4）
IPC C21D001/18（2） C21D001/26（2） C22C033/04（2）
C22C038/34（2）
发明人
公开年 2021（4）
申请年 2020（4）
专利权人

Preparing giant magneto-impedance effect graphene/nanocrystalline composite material comprises e.g. placing iron-based amorphous strip in tubular furnace, annealing to obtain iron-based nanocrystalline strips, and placing in quartz boat.

SONG Y, ZHAO Z, SUN Z, CHEN Y

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

Preparing steel ball for wear-resistant corrosion-resistant ball mill comprises e.g. heating and smelting raw material of steel ball base in electric furnace to obtain molten steel, casting molten steel to obtain casting blank, and rolling.

JIANG J, PENG Z

Preparing field soil-touching agricultural tools with high wear resistance comprises e.g. mixing carbon, manganese, silicon, chromium, boron, titanium, nickel, nitrogen, phosphorus, sulfur, and iron, heating and adding graphene powder.

QIU X, WANG J, LI Y, JIANG Y, WANG L, CHEN C, HUA X, PU Y, LI Z, MA Z, XI M, LIU Z