Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10160873 | Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents | Wouter Ijdo, Yanhui CHEN, Edward D. Magauran | 2018-12-25 |
| 10160874 | Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents | Wouter Ijdo, Yanhui CHEN, Edward D. Magauran | 2018-12-25 |
| 10119061 | Organoclay compositions for drilling fluids useful to provide substantially constant rheology profiles to such fluids over a wide temperature range | Wouter Ijdo, Jeffrey Thompson, Kamal Said Kamal ELSAYED | 2018-11-06 |