Issued Patents 2004
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6725921 | In situ thermal processing of a coal formation by controlling a pressure of the formation | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, John Michael Karanikas, George Leo Stegemeier +3 more | 2004-04-27 |
| 6725928 | In situ thermal processing of a coal formation using a distributed combustor | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, James Louis Menotti +1 more | 2004-04-27 |
| 6725920 | In situ thermal processing of a hydrocarbon containing formation to convert a selected amount of total organic carbon into hydrocarbon products | Etuan Zhang, Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, George Leo Stegemeier +3 more | 2004-04-27 |
| 6722430 | In situ thermal processing of a coal formation with a selected oxygen content and/or selected O/C ratio | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, George Leo Stegemeier +4 more | 2004-04-20 |
| 6722429 | In situ thermal processing of a hydrocarbon containing formation leaving one or more selected unprocessed areas | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, George Leo Stegemeier, Kevin Albert Maher +4 more | 2004-04-20 |
| 6719047 | In situ thermal processing of a hydrocarbon containing formation in a hydrogen-rich environment | Thomas David Fowler, Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, George Leo Stegemeier +3 more | 2004-04-13 |
| 6715546 | In situ production of synthesis gas from a hydrocarbon containing formation through a heat source wellbore | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, George Leo Stegemeier, Robert Martijn Van Hardeveld | 2004-04-06 |
| 6715549 | In situ thermal processing of a hydrocarbon containing formation with a selected atomic oxygen to carbon ratio | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, George Leo Stegemeier, Kevin Albert Maher +4 more | 2004-04-06 |
| 6715548 | In situ thermal processing of a hydrocarbon containing formation to produce nitrogen containing formation fluids | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, George Leo Stegemeier, Etuan Zhang +3 more | 2004-04-06 |
| 6715547 | In situ thermal processing of a hydrocarbon containing formation to form a substantially uniform, high permeability formation | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac | 2004-04-06 |
| 6712135 | In situ thermal processing of a coal formation in reducing environment | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, George Leo Stegemeier +3 more | 2004-03-30 |
| 6712137 | In situ thermal processing of a coal formation to pyrolyze a selected percentage of hydrocarbon material | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, George Leo Stegemeier +3 more | 2004-03-30 |
| 6712136 | In situ thermal processing of a hydrocarbon containing formation using a selected production well spacing | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, Gordon Thomas Shahin, Jr., George Leo Stegemeier +4 more | 2004-03-30 |
| 6708758 | In situ thermal processing of a coal formation leaving one or more selected unprocessed areas | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, John Michael Karanikas, George Leo Stegemeier +4 more | 2004-03-23 |
| 6702016 | In situ thermal processing of a hydrocarbon containing formation with heat sources located at an edge of a formation layer | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, Gordon Thomas Shahin, Jr., George Leo Stegemeier +4 more | 2004-03-09 |
| 6698515 | In situ thermal processing of a coal formation using a relatively slow heating rate | John Michael Karanikas, Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, George Leo Stegemeier +3 more | 2004-03-02 |
| 6688387 | In situ thermal processing of a hydrocarbon containing formation to produce a hydrocarbon condensate | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Gordon Thomas Shahin, Jr., John Michael Karanikas +4 more | 2004-02-10 |