Issued Patents All Time
Showing 151–175 of 245 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6918443 | In situ thermal processing of an oil shale formation to produce hydrocarbons having a selected carbon number range | Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, Robert Charles Ryan, Gordon Thomas Shahin, Jr. +3 more | 2005-07-19 |
| 6918442 | In situ thermal processing of an oil shale formation in a reducing environment | Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, Robert Charles Ryan, Gordon Thomas Shahin, Jr. +3 more | 2005-07-19 |
| 6915850 | In situ thermal processing of an oil shale formation having permeable and impermeable sections | Harold J. Vinegar, Eric Pierre de Rouffignac | 2005-07-12 |
| 6913078 | In Situ thermal processing of hydrocarbons within a relatively impermeable formation | Gordon Thomas Shahin, Jr., Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +2 more | 2005-07-05 |
| 6910536 | In situ thermal processing of a hydrocarbon containing formation using a natural distributed combustor | Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko, Kevin Albert Maher +3 more | 2005-06-28 |
| 6902003 | In situ thermal processing of a hydrocarbon containing formation having a selected total organic carbon content | Kevin Albert Maher, Harold J. Vinegar, Eric Pierre de Rouffignac, Gordon Thomas Shahin, Jr., Ilya Emil Berchenko +4 more | 2005-06-07 |
| 6902004 | In situ thermal processing of a hydrocarbon containing formation using a movable heating element | Eric Pierre de Rouffignac, Harold J. Vinegar, Gordon Thomas Shahin, Jr., Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2005-06-07 |
| 6896053 | In situ thermal processing of a hydrocarbon containing formation using repeating triangular patterns of heat sources | Ilya Emil Berchenko, Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, George Leo Stegemeier +2 more | 2005-05-24 |
| 6889769 | In situ thermal processing of a hydrocarbon containing formation with a selected moisture content | Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier, Kevin Albert Maher +4 more | 2005-05-10 |
| 6880635 | In situ production of synthesis gas from a coal formation, the synthesis gas having a selected H2 to CO ratio | Harold J. Vinegar, Ilya Emil Berchenko, Robert Martijn Van Hardeveld | 2005-04-19 |
| 6880633 | In situ thermal processing of an oil shale formation to produce a desired product | Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, Robert Charles Ryan, Gordon Thomas Shahin, Jr. +3 more | 2005-04-19 |
| 6877555 | In situ thermal processing of an oil shale formation while inhibiting coking | John Michael Karanikas, Eric Pierre de Rouffignac, Harold J. Vinegar | 2005-04-12 |
| 6877554 | In situ thermal processing of a hydrocarbon containing formation using pressure and/or temperature control | George Leo Stegemeier, Harold J. Vinegar, Eric Pierre de Rouffignac, Gordon Thomas Shahin, Jr., John Michael Karanikas +4 more | 2005-04-12 |
| 6871707 | In situ thermal processing of a hydrocarbon containing formation with carbon dioxide sequestration | John Michael Karanikas, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +4 more | 2005-03-29 |
| 6866097 | In situ thermal processing of a coal formation to increase a permeability/porosity of the formation | Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier +5 more | 2005-03-15 |
| 6821501 | Integrated flameless distributed combustion/steam reforming membrane reactor for hydrogen production and use thereof in zero emissions hybrid power system | Andreas Nikolaos Matzakos, Thomas Mikus, John Ward | 2004-11-23 |
| 6820688 | In situ thermal processing of coal formation with a selected hydrogen content and/or selected H/C ratio | Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier +4 more | 2004-11-23 |
| 6805195 | In situ thermal processing of a hydrocarbon containing formation to produce hydrocarbon fluids and synthesis gas | Harold J. Vinegar, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier, Ajay Madhav Madgavkar +1 more | 2004-10-19 |
| 6782947 | In situ thermal processing of a relatively impermeable formation to increase permeability of the formation | Eric Pierre de Rouffignac, Ilya Emil Berchenko, Thomas David Fowler, Robert Charles Ryan, Gordon Thomas Shahin, Jr. +3 more | 2004-08-31 |
| 6769485 | In situ production of synthesis gas from a coal formation through a heat source wellbore | Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier, Robert Martijn Van Hardeveld | 2004-08-03 |
| 6763886 | In situ thermal processing of a coal formation with carbon dioxide sequestration | Lanny Gene Schoeling, Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +4 more | 2004-07-20 |
| 6761216 | In situ thermal processing of a coal formation to produce hydrocarbon fluids and synthesis gas | Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier +2 more | 2004-07-13 |
| 6758268 | In situ thermal processing of a hydrocarbon containing formation using a relatively slow heating rate | Harold J. Vinegar, Eric Pierre de Rouffignac, Gordon Thomas Shahin, Jr., Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2004-07-06 |
| 6752210 | In situ thermal processing of a coal formation using heat sources positioned within open wellbores | Eric Pierre de Rouffignac, Harold J. Vinegar, John Michael Karanikas, Ilya Emil Berchenko, Kevin Albert Maher +5 more | 2004-06-22 |
| 6749021 | In situ thermal processing of a coal formation using a controlled heating rate | Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2004-06-15 |