Metal & Mining
| Wed 19 Aug 2026
Beijing, Aug. 19 -- Shandong Heishan Glass Group Co Ltd has obtained a patent for feeding and discharging mechanism of glass kiln. This invention was developed by Zhai Naiheng, Jiao Yubo, Wang Yunfeng, Huang Baozheng, Wu Xinbo, Si Jijun, Wang Fengjuan, Zhang Menglin, Zhang Guangyi, Yu Chao, Zhao Jintong, Xu Xinjian, Zhai Peng, C..