Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793017 | Method and apparatus for transferring material in a wellbore | Philip D. Nguyen | 2004-09-21 |
| 6793730 | Methods of cementing | B. Raghava Reddy, Russell M. Fitzgerald, Bryan K. Waugh | 2004-09-21 |
| 6767867 | Methods of treating subterranean zones penetrated by well bores | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, D. Chad Brenneis, Dennis W. Gray +5 more | 2004-07-27 |
| 6762155 | Methods of removing water-based drilling fluids and compositions | Jiten Chatterji, Sears T. Dealy | 2004-07-13 |