Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6844296 | Fracturing fluids and methods of making and using same | Jeffrey C. Dawson | 2005-01-18 |
| 6793018 | Fracturing using gel with ester delayed breaking | Jeffrey C. Dawson | 2004-09-21 |
| 6767868 | Breaker system for fracturing fluids used in fracturing oil bearing formations | Jeffrey C. Dawson, Subramanian Kesavan | 2004-07-27 |
| 6649572 | Polymer expansion for oil and gas recovery | Jeffrey C. Dawson, Subramanian Kesavan | 2003-11-18 |
| 6387853 | Derivatization of polymers and well treatments using the same | Jeffrey C. Dawson, Subramanian Kesavan | 2002-05-14 |
| 6383990 | Polymer expansion for oil and gas recovery | Jeffrey C. Dawson, Subramanian Kesavan | 2002-05-07 |
| 6228812 | Compositions and methods for selective modification of subterranean formation permeability | Jeffrey C. Dawson, Subramanian Kesavan | 2001-05-08 |
| 6169058 | Compositions and methods for hydraulic fracturing | Subramanian Kesavan, Jeffrey C. Dawson, David Mack, Scott G. Nelson | 2001-01-02 |
| 6017855 | Polymer expansion for oil and gas recovery | Jeffrey C. Dawson, Subramanian Kesavan | 2000-01-25 |
| 5950729 | Using gelation additive for hydraulic fracturing fluids | Jeffrey C. Dawson | 1999-09-14 |
| 5798320 | Gelation additive for hydraulic fracturing fluids | Jeffrey C. Dawson | 1998-08-25 |
| 5773638 | Gelation additive for hydraulic fracturing fluids | Jeffrey C. Dawson | 1998-06-30 |
| 5735349 | Compositions and methods for modifying the permeability of subterranean formations | Jeffrey C. Dawson, Subramanian Kesavan | 1998-04-07 |
| 5447199 | Controlled degradation of polymer based aqueous gels | Jeffrey C. Dawson | 1995-09-05 |
| 5226481 | Method for increasing the stability of water-based fracturing fluids | William R. Wood | 1993-07-13 |