Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379714 | Method for regulating the granulometric characteristic of the components in metallurgical slags | Shtelyana D. Dshendova, Kiril Stoyanov, Raycho V. Dochev, Tzvetan P. Krestev | 1983-04-12 |
| 4267046 | Method and apparatus for dewatering of fine-grained materials | Ivan M. Sapunarov, Vladimir Kirillovich Ivanov | 1981-05-12 |
| 4240903 | Method of reverse stratification | Shtilyana D. Djendova, Metodi S. Metodiev, Kalinka I. Kresteva | 1980-12-23 |
| 4184965 | Vibro-acoustical extraction apparatus | Marin D. Mitrushev, Grozdan T. Boshilov, Maria G. Radeva | 1980-01-22 |