Metal & Mining
| Fri 13 Nov 2026
Beijing, Nov. 13 -- Chinese Patent for Automatic Lifting Device for Cross Iron of Oven Door of Coke Oven has been issued to Liuzhou Iron & Steel. This invention was developed by Ling Zhiyong, Du Hao, Liang Shoupeng, Huang Zeyu, Wang Wei, Chen Haibo, Wei Jiade, Xia Yuxiang, Yang Jiamin, Han Rui and Zou Jun.
The patent applicatio..