Tools and Machinery
| Tue 23 Jun 2026
Beijing, June 23 -- State Intellectual Property Office of China has awarded a patent to Henan Coal Science Res Institute Keming Electromechanical Equipment Co Ltd for Wet-type Dust Removal Spiral Feeding Injection Machine. Li Bo, Yan Weihe, Zhao Jinrun, Guo Hongbin, Wang Wencheng, Wang Fuhua, Wu Linjuan, He Shanyi and Sun Tao de..