Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Receber premium

Create a timeline

Public timelines

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate

18 out 1974 ano - 1974年10月18日上海第三钢铁厂平炉车间试验成功平炉纯氧顶吹新技术

Descrição:

1974年10月18日上海第三钢铁厂平炉车间试验成功平炉纯氧顶吹新技术

Adicionado na linha do tempo:

工业大事年表

2 set 2023

1

0

686

Data:

18 out 1974 ano

Agora

~ 51 years ago

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate