国家/地区 中国（3）
IPC部 C（3） H（2）
IPC大类 C25（3） H01（2）
IPC小类 C25D（3）
IPC C25D003/48（3）
发明人
公开年 2021（3）
申请年 2020（3） 
专利权人

Connector e.g. male connector, comprises electrical contact material containing metal base material and conductive coating layer containing phase made of metal other than gold, and phase made of gold or non-metallic conductive material.

KUBO T, OKADA M, SHIMIZU T, KAWAI H, KAWAI Y

Preparation of transition metal nano-catalyst used in e.g. reduction of carbon dioxide, involves immersing carrier in solution prepared using potassium sulfate or bicarbonate, polyvinylpyrrolidone, and transition metal precursor.

SHI W, HU B

Composite plating layer integrated insertion hole assembly for electric connector, has contact spring ring provided with elastic spring claw and plating layer of jack formed with gold-graphene composite plating layer.

ZHOU S, SHEN Y, WEI W, WANG R, LUO H, LIU B, YU G