Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9868674 | Chemical additive for calcium sulphoaluminate-modified portland cement | Weifeng Li, Suhua Ma, Jin Won YU, Xiaodong Shen | 2018-01-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9868674 | Chemical additive for calcium sulphoaluminate-modified portland cement | Weifeng Li, Suhua Ma, Jin Won YU, Xiaodong Shen | 2018-01-16 |