Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672729 | Recovery of terephthalate diesters from glycol residues | — | 1997-09-30 |
| 5672780 | Purification of ethylene glycol recovered from polyester resins | William J. Gamble | 1997-09-30 |
| 5654470 | Recovery of components from polyester resins | William J. Gamble | 1997-08-05 |