Issued Patents All Time
Showing 26–50 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 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, Robert Charles Ryan +3 more | 2005-07-19 |
| 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, Robert Charles Ryan +3 more | 2005-07-19 |
| 6913078 | In Situ thermal processing of hydrocarbons within a relatively impermeable formation | Harold J. Vinegar, Scott Lee Wellington, 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 | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +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, Scott Lee Wellington, Eric Pierre de Rouffignac, 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, Scott Lee Wellington, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2005-06-07 |
| 6889769 | In situ thermal processing of a hydrocarbon containing formation with a selected moisture content | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +4 more | 2005-05-10 |
| 6880633 | In situ thermal processing of an oil shale formation to produce a desired product | Scott Lee Wellington, Ilya Emil Berchenko, Eric Pierre de Rouffignac, Thomas David Fowler, Robert Charles Ryan +3 more | 2005-04-19 |
| 6877554 | In situ thermal processing of a hydrocarbon containing formation using pressure and/or temperature control | George Leo Stegemeier, Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas +4 more | 2005-04-12 |
| 6866097 | In situ thermal processing of a coal formation to increase a permeability/porosity of the formation | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +5 more | 2005-03-15 |
| 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, George Leo Stegemeier +3 more | 2004-08-31 |
| 6758268 | In situ thermal processing of a hydrocarbon containing formation using a relatively slow heating rate | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2004-07-06 |
| 6745837 | In situ thermal processing of a hydrocarbon containing formation using a controlled heating rate | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2004-06-08 |
| 6745832 | Situ thermal processing of a hydrocarbon containing formation to control product composition | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2004-06-08 |
| 6745831 | In situ thermal processing of a hydrocarbon containing formation by controlling a pressure of the formation | Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2004-06-08 |
| 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, George Leo Stegemeier +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, 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, George Leo Stegemeier +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, George Leo Stegemeier +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, Ilya Emil Berchenko +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 | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +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 |
| 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, George Leo Stegemeier +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 |