Metal & Mining
| Fri 06 Nov 2026
Beijing, Nov. 6 -- State Intellectual Property Office of China has awarded a patent to Rizhao Lier High Temperature New Mat Co Ltd for Impact Barrel for Tundish. Dai Guirong, Sun Xiaoxiao, Zhou Lusheng, Hu Junyan, Zhao Qing, Zhao Zhiyong, Zhang Han, Guo Yulong, Shi Jiapeng, Yan Fengming, Wang Xiaodong and Xu Yexing developed the..