Issued Patents All Time
Showing 76–88 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5135621 | Composite cell bottom for aluminum electrowinning | Jean-Jacques Duruz, Brian Cronin | 1992-08-04 |
| 5071533 | Cathode current collector for aluminum cells | Jean-Jacques Duruz | 1991-12-10 |
| 4834850 | Efficient electrolytic precious metal recovery system | Robert D. Penny, Lawrence L. Frank, Anthony J. Vaccaro, James J. Stewart | 1989-05-30 |
| 4650552 | Electrolytic production of aluminum | Jurgen Gauger, Jean-Marie Fresnel, Iudita L. Adorian, Jean-Jacques Duruz | 1987-03-17 |
| 4545886 | Narrow gap electrolysis cells | Henri B. Beer | 1985-10-08 |
| 4318795 | Valve metal electrode with valve metal oxide semi-conductor face and methods of carrying out electrolysis reactions | Giuseppe Bianchi, Patrizio Gallone, Antonio Nidola | 1982-03-09 |
| 4288302 | Method for electrowinning metal | Giuseppe Bianchi, Antonio Nidola | 1981-09-08 |
| 4285799 | Electrodes for electrolytic processes, especially metal electrowinning | Antonio Nidola, Placido M. Spaziante | 1981-08-25 |
| 4272354 | Electrodes for electrolytic processes | Antonio Nidola, Placido M. Spaziante, Giuseppe Bianchi | 1981-06-09 |
| 4267025 | Electrodes for electrolytic processes, especially perchlorate production | Antonio Nidola, Placido M. Spaziante, Giuseppe Bianchi | 1981-05-12 |
| 4246324 | Consumable replaceable anodes for batteries | Placido M. Spaziante | 1981-01-20 |
| 4235695 | Novel electrodes and their use | Antonio Nidola, Placido M. Spaziante | 1980-11-25 |
| 4187155 | Molten salt electrolysis | Placido M. Spaziante, Antonio Nidola | 1980-02-05 |