Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6591910 | Methods and compositions for cementing subterranean zones | Jiten Chatterji, D. Chad Brenneis, Krista L. Keener | 2003-07-15 |
| 6554071 | Encapsulated chemicals for use in controlled time release applications and methods | Baireddy R. Reddy, Ronald J. Crook, Russell M. Fitzgerald, Bradley L. Todd, Steven B. Laramay | 2003-04-29 |
| 6547871 | Foamed well cement slurries, additives and methods | Jiten Chatterji, Roger S. Cromwell, Chad Brenneis, Bobby J. King, Frank Zamora | 2003-04-15 |
| 6527051 | Encapsulated chemicals for use in controlled time release applications and methods | Baireddy R. Reddy, Ronald J. Crook, Russell M. Fitzgerald, Bradley L. Todd, Steven B. Laramay | 2003-03-04 |