Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8251143 | Low permeability cement systems for steam injection application | Bruno Drochon | 2012-08-28 |
| 7946343 | Versatile additives for well cementing applications | Jean-Philippe Caritey, Michel Michaux, Tatiana Pyatina | 2011-05-24 |