Issued Patents 2003
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |