Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5240568 | Removal of acetophenone from phenol purification residues | Chong H. Chan, Lamberto Crescentini, Laszlo J. Balint | 1993-08-31 |
| 4722769 | Process for recovery of acetone | Chong H. Chan, Lamberto Crescentini | 1988-02-02 |