Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7726400 | Compositions and methods for treating lost circulation | Benedicte Zusatz | 2010-06-01 |
| 6686323 | Surfactant compositions for well cleaning | Sylwia Komocki | 2004-02-03 |
| 6511537 | Retarding systems and application to oil well cementing | Véronique Barlet-Gouedard, Fabien Jean Brand, Pierre Maroy | 2003-01-28 |