Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4614540 | Process for the removal of contaminating elements from pig-iron, steel, other metals and metal alloys | Sandor Nagy, Akos Ban, Janos Horvath, Andras Pethes, Lajos Schottner +1 more | 1986-09-30 |