Enviornmental
| Wed 20 May 2026
Beijing, May 20 -- Chengde Binda Blasting Eng Co Ltd has filed a patent application for Constructional Engineering Pollution Discharge Device with Flocculation Function. This invention was developed by Zhao Degang, Li Xin, Bai Libiao, Zhao Xiaozeng, Du Dongping, Liu Jianqin, Feng Yanmei, Gu Wenjuan, Chu Haiwei, Zhang Baohua, Yan..