Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11685681 | Method for treatment of mixed electroplating wasterwater without cyanide and phosphorus-containing reductant | Chongwu Guo | 2023-06-27 |
| 11136254 | Method for integrated treatment of electroplating wasterwater | Chongwu Guo | 2021-10-05 |
| 10577265 | Method for treating electroless copper plating wastewater | Chongwu Guo | 2020-03-03 |