Issued Patents All Time
Showing 226–250 of 307 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6708758 | In situ thermal processing of a coal formation leaving one or more selected unprocessed areas | Eric Pierre de Rouffignac, Scott Lee Wellington, 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, Scott Lee Wellington, 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, Scott Lee Wellington, 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 | Scott Lee Wellington, Eric Pierre de Rouffignac, Gordon Thomas Shahin, Jr., John Michael Karanikas, Ilya Emil Berchenko +4 more | 2004-02-10 |
| 6679332 | Petroleum well having downhole sensors, communication and power | Robert Rex Burnett, William Mountjoy Savage, Frederick Gordon Carl, Jr. | 2004-01-20 |
| 6662875 | Induction choke for power distribution in piping structure | Ronald Marshall Bass, Robert Rex Burnett, William Mountjoy Savage, Frederick Gordon Carl, Jr., John Michele Hirsch +1 more | 2003-12-16 |
| 6632047 | Heater element for use in an in situ thermal desorption soil remediation system | George Leo Stegemeier | 2003-10-14 |
| 6633164 | Measuring focused through-casing resistivity using induction chokes and also using well casing as the formation contact electrodes | Robert Rex Burnett, William Mountjoy Savage, Frederick Gordon Carl, Jr., John Michele Hirsch, Peter Crossley | 2003-10-14 |
| 6633236 | Permanent downhole, wireless, two-way telemetry backbone using redundant repeaters | Robert Rex Burnett, William Mountjoy Savage, Frederick Gordon Carl, Jr., James W. Hall, John Michele Hirsch | 2003-10-14 |
| 6609570 | In situ thermal processing of a coal formation and ammonia production | Scott Lee Wellington, 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 | Scott Lee Wellington, 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 | Scott Lee Wellington, 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, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +4 more | 2003-07-15 |
| 6588504 | In situ thermal processing of a coal formation to produce nitrogen and/or sulfur containing formation fluids | Scott Lee Wellington, John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier, Etuan Zhang +2 more | 2003-07-08 |
| 6588503 | In Situ thermal processing of a coal formation to control product composition | John Michael Karanikas, Scott Lee Wellington, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +3 more | 2003-07-08 |
| 6581684 | In Situ thermal processing of a hydrocarbon containing formation to produce sulfur containing formation fluids | Scott Lee Wellington, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier, Etuan Zhang +3 more | 2003-06-24 |
| 6543539 | Perforated casing method and system | George Leo Stegemeier | 2003-04-08 |
| 6540018 | Method and apparatus for heating a wellbore | Scott Lee Wellington | 2003-04-01 |
| 6485232 | Low cost, self regulating heater for use in an in situ thermal desorption soil remediation system | George Leo Stegemeier | 2002-11-26 |
| 6419423 | Method for remediating near-surface contaminated soil | Eric Pierre de Rouffignac, Lawrence James Bielamowicz | 2002-07-16 |
| 6360819 | Electrical heater | — | 2002-03-26 |
| 6279392 | Method and system for distributed well monitoring | Gordon Thomas Shahin, Jr. | 2001-08-28 |
| 6269882 | Method for ignition of flameless combustor | Scott Lee Wellington, Thomas Mikus, John Michael Karanikas | 2001-08-07 |
| 6269876 | Electrical heater | Eric Pierre de Rouffignac, Lawrence James Bielamowicz | 2001-08-07 |
| 6102622 | Remediation method | Eric Pierre de Rouffignac | 2000-08-15 |