Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5256712 | Process for obtaining bitumens containing at least one elastomer and products obtained | Pierre Montmory | 1993-10-26 |
| 4371401 | Bituminous mixtures for roads with very high performances, method for producing said mixtures and their application on roads | — | 1983-02-01 |