Metal & Mining
| Sun 09 Aug 2026
Beijing, Aug. 10 -- Shandong Jiangjun Tobacco New Material Tech Co Ltd has filed a patent application for Cigarette Blasting Bead with Slow Release Function and Preparation Method Thereof. This invention was developed by Mu Kehui, Xu Zewei, Wang Xuefeng, Yu Hao, Wang Shengtang, Zuo Yudong, Li Yuhui, Wei Jihong, Liu Dashuai, Chen..