Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10493507 | Method of renovating and afforesting slag mountain with humic acid substance | Yingyun Qiao, Yuanyu Tian, Kechang Xie, Zhaohe Yang, Zhimei Zhang | 2019-12-03 |
| 10456817 | Environment-friendly and in situ immobilized method of renovating heavy metal contaminated soil with humic acid substance | Yingyun Qiao, Yuanyu Tian, Kechang Xie, Zhaohe Yang, Zhimei Zhang | 2019-10-29 |