Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11034617 | Steel product, cement manufacturing process and cement | Alexandre de Matos, Edson Geraldo da Silva, Arnaldo Dias de Andrade, Ruben Antonio Sole, Fernando Gabriel da Silva Araujo +2 more | 2021-06-15 |