Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5874492 | Process for the preparation of bitumen-polymer compositions, application of the compositions obtained to the production of coatings and polymer master solution for obtaining the said compositions | Jean-Pascal Planche, Laurent Germanaud, Pascal Nicol | 1999-02-23 |
| 5605946 | Process for the preparation of bitumen-polymer compositions, application of the compositions obtained to the production of coatings and polymer master solution for obtaining the same compositions | Jean-Pascal Planche, Laurent Germanaud, Pascal Nicol | 1997-02-25 |
| 5508112 | Process for the preparation of bitumen-polymer composition | Jean-Pascal Planche, Annie Zins | 1996-04-16 |
| 4758360 | Process for synthesizing overbased additives under constant pressure of carbon dioxide | Christian Bernasconi, Henri Grangette, Anne-Christine Trompette | 1988-07-19 |