Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885408 | Chlorination of ortho-substituted phenols | Serge Ratton | 1989-12-05 |
| 4855513 | Chlorination of phenolic compounds | Bernard Besson, Isabelle Jouve | 1989-08-08 |
| 4853153 | Stabilization of mixtures of chlorination of phenol/chlorophenols | Serge Ratton | 1989-08-01 |
| 4827047 | Chlorination of nitrophenols | Isabelle Jouve | 1989-05-02 |
| 4822922 | Stabilization of mixtures of chlorination of phenol/chlorophenols | Serge Ratton | 1989-04-18 |