Issued Patents All Time
Showing 26–50 of 107 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7040397 | Thermal processing of an oil shale formation to increase permeability of the formation | Eric Pierre de Rouffignac, Ilya Emil Berchenko, Thomas David Fowler, Gordon Thomas Shahin, Jr., George Leo Stegemeier +3 more | 2006-05-09 |
| 7040400 | In situ thermal processing of a relatively impermeable formation using an open wellbore | Eric Pierre de Rouffignac, Ilya Emil Berchenko, Thomas David Fowler, Bruce Gerard Hunsucker, John Michael Karanikas +4 more | 2006-05-09 |
| 7036583 | In situ thermal processing of a hydrocarbon containing formation to increase a porosity of the formation | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2006-05-02 |
| 7017661 | Production of synthesis gas from a coal formation | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +5 more | 2006-03-28 |
| 7004251 | In situ thermal processing and remediation of an oil shale formation | John Ward, Eric Pierre de Rouffignac, Ajay Madhav Madgavkar, Kevin Albert Maher, Bruce Donald Palfreyman +3 more | 2006-02-28 |
| 6997255 | In situ thermal processing of a hydrocarbon containing formation in a reducing environment | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, IIya Emil Berchenko, George Leo Stegemeier +3 more | 2006-02-14 |
| 6994169 | In situ thermal processing of an oil shale formation with a selected property | Etuan Zhang, Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, Kevin Albert Maher +4 more | 2006-02-07 |
| 6994168 | In situ thermal processing of a hydrocarbon containing formation with a selected hydrogen to carbon ratio | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +4 more | 2006-02-07 |
| 6994161 | In situ thermal processing of a coal formation with a selected moisture content | Kevin Albert Maher, Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas +4 more | 2006-02-07 |
| 6994160 | In situ thermal processing of a hydrocarbon containing formation to produce hydrocarbons having a selected carbon number range | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2006-02-07 |
| 6991031 | In situ thermal processing of a coal formation to convert a selected total organic carbon content into hydrocarbon products | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +4 more | 2006-01-31 |
| 6991033 | In situ thermal processing while controlling pressure in an oil shale formation | Scott Lee Wellington, Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, Gordon Thomas Shahin, Jr. +3 more | 2006-01-31 |
| 6991032 | In situ thermal processing of an oil shale formation using a pattern of heat sources | Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, John Michael Karanikas, Gordon Thomas Shahin, Jr. +4 more | 2006-01-31 |
| 6973967 | Situ thermal processing of a coal formation using pressure and/or temperature control | George Leo Stegemeier, Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, Ilya Emil Berchenko +2 more | 2005-12-13 |
| 6966372 | In situ thermal processing of a hydrocarbon containing formation to produce oxygen containing formation fluids | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2005-11-22 |
| 6959761 | In situ thermal processing of a coal formation with a selected ratio of heat sources to production wells | Ilya Emil Berchenko, Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas +3 more | 2005-11-01 |
| 6953087 | Thermal processing of a hydrocarbon containing formation to increase a permeability of the formation | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2005-10-11 |
| 6951247 | In situ thermal processing of an oil shale formation using horizontal heat sources | Eric Pierre de Rouffignac, Ilya Emil Berchenko, Thomas David Fowler, John Michael Karanikas, Kevin Albert Maher +4 more | 2005-10-04 |
| 6948563 | In situ thermal processing of a hydrocarbon containing formation with a selected hydrogen content | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +4 more | 2005-09-27 |
| 6923258 | In situ thermal processsing of a hydrocarbon containing formation to produce a mixture with a selected hydrogen content | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2005-08-02 |
| 6923257 | In situ thermal processing of an oil shale formation to produce a condensate | Scott Lee Wellington, Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, John Michael Karanikas +4 more | 2005-08-02 |
| 6918443 | In situ thermal processing of an oil shale formation to produce hydrocarbons having a selected carbon number range | Scott Lee Wellington, Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, Gordon Thomas Shahin, Jr. +3 more | 2005-07-19 |
| 6918442 | In situ thermal processing of an oil shale formation in a reducing environment | Scott Lee Wellington, Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, Gordon Thomas Shahin, Jr. +3 more | 2005-07-19 |
| 6902004 | In situ thermal processing of a hydrocarbon containing formation using a movable heating element | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, Gordon Thomas Shahin, Jr., Ilya Emil Berchenko +3 more | 2005-06-07 |
| 6902003 | In situ thermal processing of a hydrocarbon containing formation having a selected total organic carbon content | Kevin Albert Maher, Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, Gordon Thomas Shahin, Jr. +4 more | 2005-06-07 |