国家/地区 中国（4）
IPC部 C（4） B（2）
IPC大类 C23（4）
IPC小类 C23C（4） B22F（2）
IPC C23C024/08（4）
发明人
公开年 2021（4）
申请年 2021（3） 
专利权人

Surface treatment method of metal plate has paving powder of surface reinforcing material and multiple sheet material on metal plate, covering the cover plate, placing explosive on cover plate and removing cover plate after detonating explosive.

DUAN J, ZHANG X, ZHANG C, ZHANG Y, CHENG C, HUANG T, LIU H, ZHOU Y, FENG J, WANG X, GUO X, SONG K, LI S

Method for in-situ growth of graphene in high-voltage direct current air switch, involves preparing raw material composition, using plasma alloying process and pre-coating solid carbon source on surface of nickel/copper contact material.

ZHANG K, YE X, SUN Q

Super-strength wear-resistant alloy comprises phenolic resin, boric acid, lanthanum oxide, nickel-chromium alloy powder, carbon nanotube, graphene, silicon carbide, adhesive, zirconium oxide and aluminum oxide.

WANG D, XU C, TANG X, HUANG Z, LI Y, LIU Y

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