Metal & Mining
| Fri 12 Dec 2025
Beijing, Dec. 13 -- State Intellectual Property Office of China has awarded a patent to Xi'an Pump & Valve Plant for Fan Impeller Casting Mold. Wang Wenbin, Yang Sen, Chen Zhankao, Zhai Yulong, Xie Xiao, Yin Ying and Sun Bo developed the invention.
The patent application number is CN202422701388U 20241106. The patent publicat..