Chemicals
| Sat 07 Feb 2026
Beijing, Feb. 7 -- Gezhouba Ecological Governance Hubei has been granted a patent for Precise Adding Device for Municipal Sludge Chemical Modification Agent. Zhuang Quanfang, Shi Yan, Hong Jun, Kang Furong, Gao Yitao, Li Guangnan, Yang Bingji, Ge Yaming, Liang Hongzhe, Cheng Liu, Tu Jingsong, Wang Peiyang, Kong Fanliang and Huan..