Enviornmental
| Fri 07 Aug 2026
Beijing, Aug. 8 -- Shaanxi Zhengtong Coal Industry has submitted a patent application for Reverse Osmosis Filtering Device. This invention was developed by Jiang Feng, Liu Hongli, Ma Zhongxian, Ma Fei, Deng Yuan, Zhu Mengyuan, Wang Jian, Xi Xiaoni, Lyu Changliang and Bai Gengshen.
The patent application number is CN2026102711..