Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657077 | Method for producing a purified alkaline metal terephthalate, derived from the products of saponification of polyterephthalates | Laurent Bonnamich, Guy Fraysse | 2003-12-02 |
| 6312582 | Formation terephthalic acid by electrochemical acidification of a sodium terephthalate solution | Sylvain Durecu, Jean-Paul Wiaux, Bach-Tuyet Lam | 2001-11-06 |
| 5184950 | Process and devices for the decontamination of solid products | Guy Fraysse | 1993-02-09 |