Chemicals
| Tue 30 Jun 2026
Beijing, June 30 -- Yifeng Jiuyu Lithium Ind Co Ltd has submitted a patent application for Device and Process for Extracting Tantalum and Niobium from Sulfuric Acid Fluoride. Zhu Guangjie, Yao Li, Zhang Hui, Wang Peijuan, Nan Ning, Wei Dongdong, Yan Changqing, Xiao Xinyan, Ding Qiang, Zhan Daowu, Bai Te, Xiao Zhen, Gao Minmin, P..