Metal & Mining
| Fri 03 Jul 2026
Beijing, July 3 -- Yifeng Jiuling Lithium Ind Co Ltd has filed a patent application for Method and Equipment for Preparing Calcium Sulfate by Utilizing Desulfurization Slag. This invention was developed by Zhu Guangjie, Yao Li, Zhang Hui, Tu Wenjun, Wu Songjiang, Nan Ning, Wei Dongdong, Pan Longhui, Yan Changqing, Xiao Xinyan, D..