Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11285528 | Chemical regeneration method of water glass used sand | Jijun Lu, Kaisheng Yang, Lianqing Yu, Xin Lu, Jichang Li | 2022-03-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11285528 | Chemical regeneration method of water glass used sand | Jijun Lu, Kaisheng Yang, Lianqing Yu, Xin Lu, Jichang Li | 2022-03-29 |