Issued Patents 2003
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660080 | Particulate flow enhancing additives | Baireddy R. Reddy, Ronald E. Sweatman, James F. Heathman, Russell M. Fitzgerald | 2003-12-09 |
| 6641660 | Stable well cementing methods and compositions | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, Darrel C. Brenneis | 2003-11-04 |
| 6610139 | Methods of preparing particulate flow enhancing additives | Baireddy R. Reddy, Ronald E. Sweatman, James F. Heathman, Russell M. Fitzgerald | 2003-08-26 |
| 6592660 | Methods and compositions for forming permeable cement sand screens in well bores | Philip D. Nguyen, Johnny Barton, David L. Brown | 2003-07-15 |
| 6561273 | Oil based compositions and method for temporarily sealing subterranean zones | Lance E. Brothers, Anthony Palmer | 2003-05-13 |
| 6554071 | 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 | 2003-04-29 |
| 6554069 | Methods of removing water-based drilling fluids and compositions | Jiten Chatterji, Sears T. Dealy | 2003-04-29 |
| 6527051 | 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 | 2003-03-04 |
| 6516884 | Stable well cementing methods and compositions | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, Darrel C. Brenneis | 2003-02-11 |