Metal & Mining
| Tue 07 Apr 2026
Beijing, April 8 -- Xi'an Ziyou Xingchen Aerospace Tech Co Ltd has obtained a patent for sand core mold with sand consolidation shaft sleeve. This invention was developed by Zhang Xiaojun, Fan Shifeng, Yue Chunguo, An Jianing, Shang Tianrong, Yao Jiaqi, Tang Jiao, Lu Bangchun, Zhao Zhimin and Chen Gang.
The patent application..