Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494951 | Cementing compositions using dry cementitious materials having improved flow properties | Baireddy R. Reddy, Ronald E. Sweatman, James F. Heathman, Russell M. Fitzgerald | 2002-12-17 |
| 6478868 | Early-enhanced strength cement compositions and methods | Baireddy R. Reddy, Bryan K. Waugh, Russell M. Fitzgerald, Dennis W. Gray, Brent E. Traxel | 2002-11-12 |
| 6478869 | Flow properties of dry cementitious materials | Baireddy R. Reddy, Ronald E. Sweatman, James F. Heathman, Russell M. Fitzgerald | 2002-11-12 |
| 6460632 | Methods of drilling well bores | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, Frank Zamora | 2002-10-08 |
| 6444316 | Encapsulated chemicals for use in controlled time release applications and methods | Baireddy R. Reddy, Dennis W. Gray, Russell M. Fitzgerald, Bradley L. Todd, Steven B. Laramay | 2002-09-03 |
| 6390195 | Methods and compositions for forming permeable cement sand screens in well bores | Philip D. Nguyen, Johnny Barton, David L. Brown | 2002-05-21 |
| 6367549 | Methods and ultra-low density sealing compositions for sealing pipe in well bores | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, Dennis W. Gray, Frank Zamora | 2002-04-09 |