Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878375 | Device for measuring hydrogen concentration in an aluminum melt | — | 1989-11-07 |
| 4580768 | Device for feeding metal into a molten metal bath | — | 1986-04-08 |
| 4540434 | Process and device for feeding metal into a molten metal bath | — | 1985-09-10 |
| 4448661 | Device for measuring the bath temperature in a fused salt electrolytic cell used for the production of aluminum | — | 1984-05-15 |