Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554068 | Method of downhole fluid separation and displacement and a plug utilized therein | Jiten Chatterji, B. Raghava Reddy, Roger S. Cromwell | 2003-04-29 |
| 6547871 | Foamed well cement slurries, additives and methods | Jiten Chatterji, Roger S. Cromwell, Chad Brenneis, Bobby J. King, Dennis W. Gray | 2003-04-15 |