Tools and Machinery
| Wed 22 Apr 2026
Beijing, April 22 -- Qingdao Compress Energy Technology has applied Chinese patent for Piston Machining Drilling Clamp. Ma Peng, Wang Shuojie, Yin Zhi, Ren Jichao, Zhao Chunxiang, Zhou Zhuang, Xu Xuemin, Shi Chenglong, Sun Jianzhi and Xia Yu developed it.
The patent application number is CN202511640356 20251111. The patent pu..