Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5427605 | Methods for purifying aqueous phases in hydrometallurgical extractions | Renzo A. Gasparini Noziglia, Gustavo H. Bannach Sichtermann, Aliro Teodoro Nelson Pincheira Alvarez, Andres A. Reghezza Inzunza, Alberto Segundo Cruz Rivera +7 more | 1995-06-27 |
| 5334317 | Method for recovering organic material in solvent extraction processes | Gustavo H. Bannach Sichtermann, Aliro T. N. Pincheira Alverez, Andres A. Reghezza Inzunza, Alberto Segundo Cruz Rivera, Luis F. Hidalgo Cortes +2 more | 1994-08-02 |