Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7504023 | Process for reducing the naphthenic acidity of petroleum oils | Oscar René Chamberlain Pravia, Henrique Soares Cerqueira, Elizabeth Moreira, Claudia Maria Alvarenga Baptista, Jefferson Roberto Gomes | 2009-03-17 |