Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10435300 | Raw material of composite pellets used in kiln phosphoric acid process, and forming method therefor | Jiabin Wang, Pengsheng Wang | 2019-10-08 |
| 10232312 | Device and process for fluorine recovery from smoke after phosphorus absorption by hydration in kiln process for production of phosphoric acid | Shifa Wei, Chenjuan Wei | 2019-03-19 |