Chemicals
| Thu 18 Sep 2025
Beijing, Sept. 18 -- State Intellectual Property Office of China has awarded a patent to Hebei Xianhe Zhenghe Environmental Tech Co Ltd for Integrated Ozone Catalytic Air Flotation Flocculation Device. Fu Guoyin, Jiang Yunfei, Lin Zihou, Su Zhiyu, Li Jian, Wang Yanqing, Yang Liming, Gao Pengtao, Shang Guolin and Dong Yan develop..