国家/地区 中国（4）
IPC部 C（4）
IPC大类 C21（4）
IPC小类 C21D（4）
IPC C23C026/00（4）
发明人 ZHANG L（2）
公开年 2023（2）
申请年 2022（2） 
专利权人

Preparing rGO/silicon dioxide coating on aluminum-magnesium-silicon alloy plate surface, comprises selecting polar plate, using computer engraving technology to engrave single-channel snake-shaped flow field, and removing oil and impurity.

SHAO C, HUANG J, YUAN B, LIU J, ZHANG L

Manufacturing high strength alloy steel bolt comprises taking steel for bolt, performing extrusion, hot upsetting, heat treatment and thread machining to obtain bolt blank, and performing galvanizing and zinc-aluminum coating into bolt blank.

ZHOU H

Processing titanium alloy space sampling drill comprises e.g. spraying graphene dispersion liquid to titanium alloy drill bit subjected to nitriding treatment, and drying titanium alloy drill bit sprayed to obtain nitride-graphene composite coating on surface of titanium alloy drill bit.

WANG W, MENG D, FU Z, KANG J, WANG H, YUE W, WANG Q, GAO W, SHE D

Preparing in-situ self-repairing graphene metal-based self-lubricating composite coating involves irradiating high-power continuous laser on the metal surface of the preset graphite powder to obtain large-area graphene film.

YE X, YANG K, YANG Y, LIU Q, HOU X, ZHANG L, SUO G, FENG L