Issued Patents All Time
Showing 76–100 of 116 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742589 | In situ thermal processing of a coal formation using repeating triangular patterns of heat sources | Ilya Emil Berchenko, Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas +2 more | 2004-06-01 |
| 6742588 | In situ thermal processing of a hydrocarbon containing formation to produce formation fluids having a relatively low olefin content | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, Etuan Zhang +3 more | 2004-06-01 |
| 6739393 | In situ thermal processing of a coal formation and tuning production | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, Gordon Thomas Shahin, Jr. +5 more | 2004-05-25 |
| 6739394 | Production of synthesis gas from a hydrocarbon containing formation | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +5 more | 2004-05-25 |
| 6732794 | In situ thermal processing 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, Etuan Zhang +3 more | 2004-05-11 |
| 6732795 | In situ thermal processing of a hydrocarbon containing formation to pyrolyze a selected percentage of hydrocarbon material | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, Ilya Emil Berchenko, Etuan Zhang +3 more | 2004-05-11 |
| 6729397 | In situ thermal processing of a hydrocarbon containing formation with a selected vitrinite reflectance | Etuan Zhang, Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, Gordon Thomas Shahin, Jr. +4 more | 2004-05-04 |
| 6729395 | In situ thermal processing of a hydrocarbon containing formation with a selected ratio of heat sources to production wells | Gordon Thomas Shahin, Jr., Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, Ilya Emil Berchenko +3 more | 2004-05-04 |
| 6729396 | In situ thermal processing of a coal formation to produce hydrocarbons having a selected carbon number range | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +3 more | 2004-05-04 |
| 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, Ilya Emil Berchenko +3 more | 2004-04-27 |
| 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, Ilya Emil Berchenko +3 more | 2004-04-27 |
| 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, Ilya Emil Berchenko, Kevin Albert Maher +4 more | 2004-04-20 |
| 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, Ilya Emil Berchenko +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, Ilya Emil Berchenko +3 more | 2004-04-13 |
| 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, Ilya Emil Berchenko, Kevin Albert Maher +4 more | 2004-04-06 |
| 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, Ilya Emil Berchenko, Robert Martijn Van Hardeveld | 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, Ilya Emil Berchenko, Etuan Zhang +3 more | 2004-04-06 |
| 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, Ilya Emil Berchenko +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., Ilya Emil Berchenko +4 more | 2004-03-30 |
| 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, Ilya Emil Berchenko +3 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, Ilya Emil Berchenko +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., Ilya Emil Berchenko +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, Ilya Emil Berchenko +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 |
| 6662875 | Induction choke for power distribution in piping structure | Ronald Marshall Bass, Harold J. Vinegar, Robert Rex Burnett, William Mountjoy Savage, Frederick Gordon Carl, Jr. +1 more | 2003-12-16 |