Measurement & Testing
| Wed 03 Jun 2026
Beijing, June 3 -- Jinan Purun Water Business has filed a patent application for Filtering Speed Detection Device for Novel Material Nanofiltration Membrane. This invention was developed by Guo Yanfeng, Sun Yan, Chen Ruiqi, Cheng Xiantao, Wang Yannan, Lyu Yacong, Duan Yifu, Zhang Tingmei, Kong Xiangxu and Wang Xiuqi.
The patent..