Packaging & Containers
| Fri 06 Feb 2026
Beijing, Feb. 6 -- Chongqing Water Group Longxing Drainage has submitted a patent application for Sludge Storage Tank Structure. Zhao Hong, Wang Tongkui, Wang Yu, Zhou Yang, Xie Chuan, He Junxiang, Liu Xiao, Zhang Kaibin, Luo Huanghe, Zhang Chao, Zou Rong and Tian Shuang developed the invention.
The patent application number is..