Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4212775 | Process for the purification of waste liquors in the production of phenol-formaldehyde resins | Margarita D. Babina, Egor F. Vlaskin, Evgeny S. Dunjushkin, Anna P. Gabets, Ida I. Pereskokova +3 more | 1980-07-15 |