Pipe
| Wed 08 Jul 2026
Beijing, July 8 -- Nantong Polytechnic College and Nantong Wanda Energy Power Technology have submitted a patent application for Full-automatic Pipe Diameter Self-adaption Tool for Welding Coiled Pipe. This invention was developed by Zeng Guocang, Xu Kun, Liu Su, Zhang Jie, Zhu Dongxu, Chen Jun, Gu Hai, Cheng Bin, Zhou Xiupeng, ..