Industrial
| Sat 22 Nov 2025
Beijing, Nov. 22 -- Chongqing Iron & Steel has submitted a patent application for Coke Oven Chute Dredging Device. Liu Yuanxin, Yang Guo, Liu Jie, Xu Dan, Guo Shihai, Wang Yong, Zhang Bin, Chen Peng and Shu Shiyu developed the invention.
The patent application number is CN20251074367 20250117. The patent publication number is..