Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844270 | Method of enhancing stability of cement slurries in well cementing operations | Guido Gustavo Narvaez, Matthew Grady Kellum | 2020-11-24 |
| 10822917 | Method of cementing a well using delayed hydratable polymeric viscosifying agents | Andreas Brandl, Christina Magelky, Windal Scott Bray | 2020-11-03 |
| 10767098 | Method of using sized particulates as spacer fluid | Matthew Grady Kellum, Li Li, Shailesh Shashank Dighe | 2020-09-08 |