Energy
| Thu 06 Aug 2026
Beijing, Aug. 6 -- Hebei Zhangxuan High Tech Technology has filed a patent application for Sewage Foam Self-power Eliminating Device. This invention was developed by Ma Guowei, Unaga Kiyoshi, Zhao Zhiqiang, Jiang Tao, Zhu Weijiang, Zhang Qingchao, Chang Shufeng, Liu Borui, Zhang Zhijiang and Cao Jing.
The patent application n..