Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6406512 | Method for producing high-purity niobium | Ljudmila Ivanovna Voronenko, Kirill Semenovich Kovalev, Felix Vladimirovich Kovalev | 2002-06-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6406512 | Method for producing high-purity niobium | Ljudmila Ivanovna Voronenko, Kirill Semenovich Kovalev, Felix Vladimirovich Kovalev | 2002-06-18 |