Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793730 | Methods of cementing | B. Raghava Reddy, Ronald J. Crook, Bryan K. Waugh | 2004-09-21 |
| 6660080 | Particulate flow enhancing additives | Baireddy R. Reddy, Ronald E. Sweatman, James F. Heathman, Ronald J. Crook | 2003-12-09 |
| 6630021 | Cementing casing strings in deep water offshore wells | B. Raghava Reddy | 2003-10-07 |
| 6610139 | Methods of preparing particulate flow enhancing additives | Baireddy R. Reddy, Ronald E. Sweatman, James F. Heathman, Ronald J. Crook | 2003-08-26 |
| 6554071 | Encapsulated chemicals for use in controlled time release applications and methods | Baireddy R. Reddy, Ronald J. Crook, Dennis W. Gray, Bradley L. Todd, Steven B. Laramay | 2003-04-29 |
| 6527051 | Encapsulated chemicals for use in controlled time release applications and methods | Baireddy R. Reddy, Ronald J. Crook, Dennis W. Gray, Bradley L. Todd, Steven B. Laramay | 2003-03-04 |
| 6494951 | Cementing compositions using dry cementitious materials having improved flow properties | Baireddy R. Reddy, Ronald E. Sweatman, James F. Heathman, Ronald J. Crook | 2002-12-17 |
| 6478868 | Early-enhanced strength cement compositions and methods | Baireddy R. Reddy, Ronald J. Crook, Bryan K. Waugh, 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, Ronald J. Crook | 2002-11-12 |
| 6454004 | Cementing casing strings in deep water offshore wells | B. Raghava Reddy | 2002-09-24 |
| 6444316 | Encapsulated chemicals for use in controlled time release applications and methods | Baireddy R. Reddy, Ronald J. Crook, Dennis W. Gray, Bradley L. Todd, Steven B. Laramay | 2002-09-03 |
| 6245142 | Flow properties of dry cementitious materials | Baireddy R. Reddy, Ronald E. Sweatman, James F. Heathman, Ronald J. Crook | 2001-06-12 |
| 6209646 | Controlling the release of chemical additives in well treating fluids | Baireddy R. Reddy, Ronald J. Crook, Jiten Chatterji, Bobby J. King, Dennis W. Gray +2 more | 2001-04-03 |
| 6170575 | Cementing methods using dry cementitious materials having improved flow properties | Baireddy R. Reddy, Ronald E. Sweatman, James F. Heathman, Ronald J. Crook | 2001-01-09 |
| 6055874 | Apparatus and method for simulating well bore conditions | David D. Onan, Dennis W. Gray, Johnny W. Johnson | 2000-05-02 |