Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9212075 | Method for retreating dewatered sludge | Zhimin Sun, Jiacong Wu, Jiayu Chen | 2015-12-15 |
| 9021716 | Devices for air-drying sludge | Xuewei Wu, Jiacong Wu, Zhimin Sun, Haiying Yang | 2015-05-05 |
| 8808419 | Method of integration of concentration-dehydration and aerobic air-drying of sewage sludge | Xuewei Wu, Jiacong Wu, Zhimin Sun, Haiying Yang | 2014-08-19 |
| 8387275 | Method for drying sludge | Lei Li, Jiacong Wu, Xuewei Wu, Zhimin Sun, Haiying Yang | 2013-03-05 |