Issued Patents All Time
Showing 76–88 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 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 |
| 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 |
| 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 |
| 6607033 | In Situ thermal processing of a coal formation to produce a condensate | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +3 more | 2003-08-19 |
| 6591906 | In situ thermal processing of a hydrocarbon containing formation with a selected oxygen content | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +4 more | 2003-07-15 |
| 6591907 | In situ thermal processing of a coal formation with a selected vitrinite reflectance | Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +4 more | 2003-07-15 |
| 6588503 | In Situ thermal processing of a coal formation to control product composition | John Michael Karanikas, Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko +3 more | 2003-07-08 |
| 6588504 | In situ thermal processing of a coal formation to produce nitrogen and/or sulfur containing formation fluids | Scott Lee Wellington, Harold J. Vinegar, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier +2 more | 2003-07-08 |
| 6581684 | In Situ thermal processing of a hydrocarbon containing formation to produce sulfur containing formation fluids | Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2003-06-24 |