Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312534 | Treating fluid comprising hydrocarbons, water, and polymer | Sumitra Subrahmanyan, Gayani W. Pinnawala, Gregory A. Winslow, Dennis Arun Alexis, Harold C. Linnemeyer +3 more | 2025-05-27 |
| 12215276 | Ph control in fluid treatment | Sujeewa S. Palayangoda, Kerry K. Spilker, Sumitra Subrahmanyan, Gayani W. Pinnawala, Gregory A. Winslow +5 more | 2025-02-04 |
| 12037542 | Method of using multicarboxylate compositions in enhanced oil recovery | Robert G. Shong, Varadarajab Dwarakanath, Gregory A. Winslow | 2024-07-16 |
| 11834606 | Treating fluid comprising hydrocarbons, water, and polymer | Sumitra Subrahmanyan, Gayani W. Pinnawala, Gregory A. Winslow, Dennis Arun Alexis, Harold C. Linnemeyer +3 more | 2023-12-05 |
| 11591893 | PH control in fluid treatment | Sujeewa S. Palayangoda, Kerry K. Spilker, Sumitra Subrahmanyan, Gayani W. Pinnawala, Gregory A. Winslow +5 more | 2023-02-28 |
| 11248159 | Method of using multicarboxylate compositions in enhanced oil recovery | Robert G. Shong, Varadarajan Dwarakanath, Gregory A. Winslow | 2022-02-15 |
| 11242739 | Treating fluid comprising hydrocarbons, water, and polymer | Sumitra Subrahmanyan, Gayani W. Pinnawala, Gregory A. Winslow, Dennis Arun Alexis, Harold C. Linnemeyer +3 more | 2022-02-08 |
| 10233382 | Method of using multicarboxylate compositions in enhanced oil recovery | Robert G. Shong, Varadarajan Dwarakanath, Gregory A. Winslow | 2019-03-19 |
| 10011757 | Method for remediation of damage in regions of formations near injection wells | Varadarajan Dwarakanath, Robert Matthew Dean, Will S. Slaughter, Dustin L. Walker | 2018-07-03 |
| 9976072 | Multicarboxylate compositions and method of making the same | Robert G. Shong, Varadarajan Dwarakanath, Gregory A. Winslow | 2018-05-22 |
| 9909053 | Polymer compositions | Varadarajan Dwarakanath, Robert Matthew Dean, Do Hoon Kim, Dennis Arun Alexis, Taimur Malik +2 more | 2018-03-06 |
| 9902894 | Polymer compositions | Varadarajan Dwarakanath, Robert Matthew Dean, Do Hoon Kim, Dennis Arun Alexis, Taimur Malik +2 more | 2018-02-27 |
| 9902895 | Polymer compositions | Varadarajan Dwarakanath, Robert Matthew Dean, Do Hoon Kim, Dennis Arun Alexis, Taimur Malik +2 more | 2018-02-27 |
| 9896617 | Polymer compositions | Varadarajan Dwarakanath, Robert Matthew Dean, Do Hoon Kim, Dennis Arun Alexis, Taimur Malik +2 more | 2018-02-20 |
| 9752071 | Composition and method for remediation of near wellbore damage | Varadarajan Dwarakanath, Robert Matthew Dean, Will S. Slaughter, Dustin L. Walker | 2017-09-05 |
| 9617464 | Mixed carbon length synthesis of primary guerbet alcohols | Varadarajan Dwarakanath, Robert G. Shong, Gregory A. Winslow | 2017-04-11 |
| 9605198 | Mixed carbon length synthesis of primary Guerbet alcohols | Robert G. Shong, Varadarajan Dwarakanath, Gregory A. Winslow | 2017-03-28 |
| 8573299 | Non-ionic alkali polymer solutions for enhanced oil recovery in a subterranean formation | Varadarajan Dwarakanath, Taimur Malik, Adam C. Jackson, Ping Zhao, Oya Aysen Karazincir | 2013-11-05 |
| 8076272 | Method of making a synthetic alkylaryl sulfonate | Andrew J. Howes, Curtis B. Campbell | 2011-12-13 |
| 7770641 | Method for enhancing oil recovery with an improved oil recovery surfactant | Varadarajan Dwarakanath, Curtis B. Campbell, Tanmay Chaturvedi, Theresa Ann Denslow, Adam C. Jackson +2 more | 2010-08-10 |
| 5564456 | Method for mitigating slugs in a pipeline | Miroslav M. Kolpak, Richard L. Payne | 1996-10-15 |
| 5529122 | Method for altering flow profile of a subterranean formation during acid stimulation | — | 1996-06-25 |
| 5434192 | High-stability foams for long-term suppression of hydrocarbon vapors | Kenneth C. Miller, Karen S. Schultz | 1995-07-18 |
| 5296164 | High-stability foams for long-term suppression of hydrocarbon vapors | Kenneth C. Miller, Karen S. Schultz | 1994-03-22 |
| 5265651 | Foam reduction of vapor emissions from storage tanks | Thomas K. Perkins | 1993-11-30 |