Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10472257 | Efficient and energy-saving wastewater evaporation crystallizer | Jingrui ZHANG, Mingjun Ma | 2019-11-12 |
| 10258901 | Efficient and energy-saving wastewater evaporation crystallizer | Jingrui ZHANG, Mingjun Ma | 2019-04-16 |