Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662975 | Composite tubular article consisting of a . . . petrol pipe and process for the preparation of such an article | Marius Hert, Serge Nawrot | 1997-09-02 |
| 5643526 | Process for preparing a composite tubular article consisting of a vulcanized elastomer used in combination with a thermoplastic containing polyamide blocks especially petrol pipe | Marius Hert, Serge Nawrot | 1997-07-01 |
| 5637407 | Blends of thermoplastic and rubber which are adherent to thermoplastics | Marius Hert, Patrick Alex, Martine Cerf | 1997-06-10 |