Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646331 | Process for working up residues from the raw ester distillation in the preparation of dimethyl terephthalate(DMT) | Ralf Thiel | 1997-07-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646331 | Process for working up residues from the raw ester distillation in the preparation of dimethyl terephthalate(DMT) | Ralf Thiel | 1997-07-08 |