Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6565623 | Method and apparatus for curing self-reducing agglomerates | Edmar Saul Marcheze | 2003-05-20 |
| 6517603 | Method for recovery of metals having low vaporization temperature | Pedro Henrique Carpinetti Costa, Edmar Saul Marcheze | 2003-02-11 |