Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180390 | Method for treating and recycling waste slurry in bobbin paper production | Shuo Wang, Qianqian YANG, Tang Tang | 2021-11-23 |
| 10919952 | Method for preparing collagen aggregate and collagen from chromium-containing tanned leather wastes by combined acid-enzyme controlled degradation technology | Xuechuan Wang, Mengdi Hou, Xinhua Liu, Chengyuan Liang, Ouyang Yue +5 more | 2021-02-16 |