Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7022160 | Method of purifying gaseous nitrogen trifluoride | Sergei Mikhailovich Igumnov | 2006-04-04 |
| 6821496 | Process for preparing nitrogen trifluoride | Sergei Mikhailovich Igumnov | 2004-11-23 |