国家/地区
IPC部 B（2） C（2）
IPC大类 C21（2）
IPC小类 C21D（2）
IPC C21D001/18（2）
发明人
公开年 2023（2）
申请年
专利权人

Article used in preparing products that can provide anti-bacterial and antifouling properties, comprises glass substrate and lubricating additive, where lubricating additive is deposited over surface of glass substrate forming tribological coating,.

SAHOO S, KHATRI O P, KRISHNAN A N M, GOSVAMI N N

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