Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6844472 | Method and installation for separating and purifying diphenols in the phenol and phenol derivatives industry | Daniel Clerin | 2005-01-18 |
| 4351969 | Preparation of chlorophenols | — | 1982-09-28 |