Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10533394 | Radiation induced thickening for cement | Samuel J. Lewis | 2020-01-14 |
| 10119392 | Determining depth of loss zones in subterranean formations | Krishna Babu Yerubandi | 2018-11-06 |
| 8383558 | Oilwell sealant compositions comprising alkali swellable latex | B. Raghava Reddy, Krishna M. Ravi, Donald L. Whitfill | 2013-02-26 |
| 8267175 | Method for wellbore servicing to enhance the mechanical strength of cement using electrochemically activated water | Jim D. Weaver, Billy Slabaugh, Roger S. Cromwell | 2012-09-18 |
| 7740067 | Method to control the physical interface between two or more fluids | Daniel L. Bour, Ronnie Glen Morgan, Christopher L. Gordon, Melissa Allin, Renee Manuel +2 more | 2010-06-22 |
| 7640985 | Methods of directional drilling and forming kickoff plugs using self-degrading cement in subterranean well bores | Ashok Santra, Bradley L. Todd | 2010-01-05 |
| 7642223 | Methods of generating a gas in a plugging composition to improve its sealing ability in a downhole permeable zone | Ashok Santra, B. Raghava Reddy, Frank Zamora, Giddo Antonio Ocana Gomez, Ronnie Glen Morgan | 2010-01-05 |
| 7637319 | Kickoff plugs comprising a self-degrading cement in subterranean well bores | Ashok Santra, Bradley L. Todd | 2009-12-29 |
| 7497258 | Methods of isolating zones in subterranean formations using self-degrading cement compositions | Ashok Santra, Bradley L. Todd | 2009-03-03 |
| 7499846 | Methods for using high-yielding non-Newtonian fluids for severe lost circulation prevention | Robert Massingill, Melissa Allin, Rickey L. Morgan, Ron Morgan, Johnny W. Johnson | 2009-03-03 |
| 7488705 | Oilwell sealant compositions comprising alkali swellable latex | B. Raghava Reddy, Krishna M. Ravi, Donald L. Whitfill | 2009-02-10 |
| 7353876 | Self-degrading cement compositions and methods of using self-degrading cement compositions in subterranean formations | Bradley L. Todd | 2008-04-08 |
| 7341106 | Methods for wellbore strengthening and controlling fluid circulation loss | B. Raghava Reddy | 2008-03-11 |
| 7325607 | Methods and systems for using high-yielding non-Newtonian fluids for severe lost circulation prevention | Robert Massingill, Melissa Allin, Rickey L. Morgan, Ron Morgan, Johnny W. Johnson | 2008-02-05 |
| 7284611 | Methods and compositions for controlling lost circulation in subterranean operations | B. Raghava Reddy, Donald L. Whitfill, Krishna M. Ravi | 2007-10-23 |
| 7264053 | Methods of using wellbore servicing fluids comprising resilient material | Richard F. Vargo, Jr. | 2007-09-04 |