Issued Patents All Time
Showing 201–225 of 245 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6715547 | In situ thermal processing of a hydrocarbon containing formation to form a substantially uniform, high permeability formation | Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko | 2004-04-06 |
| 6715546 | In situ production of synthesis gas from a hydrocarbon containing formation through a heat source wellbore | Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier, Robert Martijn Van Hardeveld | 2004-04-06 |
| 6712137 | In situ thermal processing of a coal formation to pyrolyze a selected percentage of hydrocarbon material | Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier +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, Gordon Thomas Shahin, Jr., Ilya Emil Berchenko, George Leo Stegemeier +4 more | 2004-03-30 |
| 6712135 | In situ thermal processing of a coal formation in reducing environment | Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier +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, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier +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, Gordon Thomas Shahin, Jr., Ilya Emil Berchenko, George Leo Stegemeier +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, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2004-03-02 |
| 6688387 | In situ thermal processing of a hydrocarbon containing formation to produce a hydrocarbon condensate | Harold J. Vinegar, Eric Pierre de Rouffignac, Gordon Thomas Shahin, Jr., John Michael Karanikas, Ilya Emil Berchenko +4 more | 2004-02-10 |
| 6609570 | In situ thermal processing of a coal formation and ammonia production | Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, Kevin Albert Maher, John Ward +1 more | 2003-08-26 |
| 6607033 | In Situ thermal processing of a coal formation to produce a condensate | Harold J. Vinegar, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2003-08-19 |
| 6591906 | In situ thermal processing of a hydrocarbon containing formation with a selected oxygen content | Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier, Kevin Albert Maher +4 more | 2003-07-15 |
| 6591907 | In situ thermal processing of a coal formation with a selected vitrinite reflectance | Etuan Zhang, Harold J. Vinegar, 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, Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2003-07-08 |
| 6588504 | In situ thermal processing of a coal formation to produce nitrogen and/or sulfur containing formation fluids | Harold J. Vinegar, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier, Etuan Zhang +2 more | 2003-07-08 |
| 6581684 | In Situ thermal processing of a hydrocarbon containing formation to produce sulfur containing formation fluids | Harold J. Vinegar, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier, Etuan Zhang +3 more | 2003-06-24 |
| 6540018 | Method and apparatus for heating a wellbore | Harold J. Vinegar | 2003-04-01 |
| 6269882 | Method for ignition of flameless combustor | Thomas Mikus, Harold J. Vinegar, John Michael Karanikas | 2001-08-07 |
| 6079499 | Heater well method and apparatus | Thomas Mikus, John Michael Karanikas, Harold J. Vinegar | 2000-06-27 |
| 6056057 | Heater well method and apparatus | Harold J. Vinegar, Thomas Mikus, John Michael Karanikas | 2000-05-02 |
| 6019172 | Flameless combustor | Thomas Mikus, Harold J. Vinegar, John Michael Karanikas | 2000-02-01 |
| 5899269 | Flameless combustor | Thomas Mikus, Harold J. Vinegar, John Michael Karanikas | 1999-05-04 |
| 5862858 | Flameless combustor | Thomas Mikus, Harold J. Vinegar, John Michael Karanikas | 1999-01-26 |
| 5411089 | Heat injection process | Harold J. Vinegar, Eric Pierre de Rouffignac, Lawrence James Bielamowicz, Phillip Temmons Baxley | 1995-05-02 |
| 5409071 | Method to cement a wellbore | Harold J. Vinegar, Thomas C. Gipson | 1995-04-25 |