Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9828653 | Method for recycling lead oxide-containing waste material | Junqing Pan, Xiaowei Liu, Yanzhi Sun, Yongquan Ma, Yinjian Niu +9 more | 2017-11-28 |
| 9828654 | Method for directly recovering lead oxide used for a lead-acid battery cathode from waste lead paste | Junqing Pan, Yongquan Ma, Yanzhi Sun, Yinjian Niu, Xiaowei Liu +7 more | 2017-11-28 |