Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308056 | Method and apparatus for introducing solid substances into liquid metals | Alberto Praitoni, Vittorio Saverese | 1981-12-29 |
| 4247324 | Method and apparatus for introducing solid substances into liquid metals | Alberto Praitoni | 1981-01-27 |
| 4225343 | Addition agent for molten metals | Alberto Praitoni | 1980-09-30 |