Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7618601 | Process for enrichment of anatase mechanical concentrates in order to obtain synthetic rutile with low contents of rare earth and radioactive elements | Lino Rodrigues de Freitas, Joao Alberto Lessa Tude | 2009-11-17 |