Petrochemicals
| Sat 11 Jul 2026
Beijing, July 11 -- Gansu Zhonglian Energy Co Ltd has applied Chinese patent for Lubricating Oil Purification and Reduction Equipment. Wang Aihua, Kang Wei, Zhang Zhizhong, Xie Yujun, Zhao Xing, Guo Jianwen and Qin Yelin developed it.
The patent application number is CN20261005595 20260105. The patent publication number is CN..