Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9394202 | Compositions and methods for well cementing | Olivier Porcherie, Nigel Evans, Hafida Achtal, Yamina Boubeguira, Benedicte Ayache-Zusatz | 2016-07-19 |
| 9222010 | Pumpable geopolymers comprising a mixing aid and dispersing agent | Olivier Porcherie, Gaetan Rimmele, Hafida Achtal, Yamina Boubeguira | 2015-12-29 |
| 9206343 | Pumpable geopolymers comprising a setting accelerator | Olivier Porcherie, Slaheddine Kefi, Yamina Boubeguira, Hafida Achtal | 2015-12-08 |
| 8535437 | Pumpable geopolymers comprising a fluid-loss agent | Olivier Porcherie, Slaheddine Kefi, Yamina Boubeguira, Hafida Achtal | 2013-09-17 |
| 8496057 | Proppant, a method for production thereof and formation hydraulic fracturing method using the produced proppant | Jose Rafael Silva Ferrero | 2013-07-30 |