国家/地区 中国（4）
IPC部 C（4） B（3）
IPC大类 C21（4）
IPC小类 C21D（4） C22C（4） C22F（4）
IPC C21D009/00（4）
发明人
公开年 2021（4）
申请年 2021（3） 
专利权人

Method for preparing high-strength and high-conductivity copper/graphene composite material, involves conducting electrical and thermal conductivity, tensile properties and other tests on rolled clad sheet and heat-treated clad sheet, and comparing and observing microstructures.

YI Y, WANG G, ZHANG S, YU H, ZHANG X, JIANG Q

Ultra-low chromium content copper tungsten-copper chromium integral electrical contact comprises copper tungsten arc resistant end and copper chromium conductive end.

LIU P, YANG R, ZHOU N, ZHAO J, KANG D, ZHOU X

High-conductivity copper alloy plate comprises silver, nickel, tungsten, phosphorus, tantalum, antimony, hafnium, holmium, graphene-coated nano aluminum powder, tin, boron, manganese, cesium, calcium, scandium, and nano copper powder.

GE P, HE W, GUO D

High-conductivity and heat-resistant rare earth aluminum alloy wire comprises magnesium, iron, boron, tellurium, niobium, rare earth element, graphene, and aluminum and unavoidable impurities.

WANG M, XIONG C