Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10744512 | Raw material pre-treatment method and raw material pre-treatment process system suitable for kiln phosphoric acid process | Jun Wu, Shihua LIU | 2020-08-18 |
| 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 |
| 10101087 | Method of comprehensively utilizing high-temperature slag balls exiting rotary kiln in kiln process for producing phosphoric acid, and process system thereof | Jiabin Wang, Shenghui LEI, Jing Li | 2018-10-16 |
| 10023463 | Phosphorus absorption by hydration and fluorine recovery for fume exiting kiln in kiln phosphoric acid process | Shifa Wei, Chenjuan Wei | 2018-07-17 |
| 10005669 | Method for mass production of phosphoric acid with rotary kiln | Shifa Wei | 2018-06-26 |
| 9982947 | Rotary kiln for reducing phosphate ore in kiln phosphoric acid process and method for solving ring forming in kiln tail in kiln phosphoric acid process | Shifa Wei, Pengsheng Wang, Jiabin Wang | 2018-05-29 |
| 9776868 | Apparatus for preparing phosphoric acid from fume exiting the kiln in a kiln phosphoric acid process | Shifa Wei, Chenjuan Wei | 2017-10-03 |