Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392013 | Method and apparatus for sodium slag recovery | Qiuchen Wang, Keyu Wang, Yan Chen, Yanzhi Sun | 2025-08-19 |
| 10135100 | Method for recovering lead oxide from waste lead paste | Yaru Bian, Yanzhi Sun, Yinjian Niu | 2018-11-20 |
| 9828653 | Method for recycling lead oxide-containing waste material | Xiaowei Liu, Yanzhi Sun, Yongquan Ma, Yinjian Niu, Tixian Chen +9 more | 2017-11-28 |
| 9828654 | Method for directly recovering lead oxide used for a lead-acid battery cathode from waste lead paste | Yongquan Ma, Yanzhi Sun, Xiaoxiang Cai, Yinjian Niu, Xiaowei Liu +7 more | 2017-11-28 |