Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142676 | Methods for producing emulsifiers for oil-based drilling fluids | Phillip W. Hurd, John B. Hines, David T. Mpofu, Nathan P. Rife, Anne M. Cothran | 2021-10-12 |
| 10435611 | Methods for producing emulsifiers for oil-based drilling fluids | Phillip W. Hurd, John B. Hines, David T. Mpofu, Nathan P. Rife, Anne M. Cothran | 2019-10-08 |
| 9868891 | Methods for producing emulsifiers for oil-based drilling fluids | Phillip W. Hurd, John B. Hines, David T. Mpofu, Nathan P. Rife, Anne M. Cothran | 2018-01-16 |
| 9403703 | Guanidine-based polymers for separation processes | Brian L. Swift, Pablo G. Dopico | 2016-08-02 |
| 8557138 | Pitch emulsions | Lisa M. Arthur, John B. Hines, Brian L. Swift, Pablo G. Dopico, Michael C. Peck | 2013-10-15 |
| 8133587 | Proppant materials comprising a coating of thermoplastic material, and methods of making and using | Richard A. Rediger, Michael J. Aron, Bedford W. Fennell | 2012-03-13 |
| 8133408 | Pitch emulsions | Brian L. Swift | 2012-03-13 |
| 8133970 | Oxidized and maleated derivative compositions | Phillip W. Hurd, John B. Hines, Brett Neumann | 2012-03-13 |
| 6132885 | Composites prepared with ready-to-use resin/wax emulsion adhesives | Brian M. Peek, Barry Sewell, Daniel DiCarlo | 2000-10-17 |