Metal & Mining
| Sat 22 Aug 2026
Beijing, Aug. 22 -- Foshan Hengyi Environmental Prot Building Material Co Ltd has submitted a patent application for Desulfurized Gypsum Slurry Treatment System. This invention was developed by Chen Sirui, Zhang Zhongming, Zeng Qingwen, Chen Jingzong, Shao Dongxin, Wu Chunyu, Deng Huizhu, Xie Xinming and Deng Dajin.
The paten..