Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669087 | Control system for electroslag remelting | Ivanka A. Rasheva, Tzolo V. Rashev, Stoyan M. Stoyanov | 1987-05-26 |
| 4476565 | Method and system for control of the electroslag remelting | Tzolo V. Rashev, Ivanka A. Rasheva, Stoyan M. Stoyanov, Danail K. Kossev, Yordan G. Lambev | 1984-10-09 |