Steel
| Tue 02 Dec 2025
Beijing, Dec. 3 -- Qingdao Special Steel has obtained a patent for wear-resistant block with protection function. This invention was developed by Mao Guiping, Xu Lijing, Wang Wei, Wang Lanlin, Gao Lin, Hou Wenlin, Zhang Xinyu, Ma Yunfei, Sun Zhengxiao and Li Yilong.
The patent application number is CN202422409099U 20241008. T..