Issued Patents All Time
Showing 51–75 of 307 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7798220 | In situ heat treatment of a tar sands formation after drive process treatment | John Andrew Stanecki | 2010-09-21 |
| 7793722 | Non-ferromagnetic overburden casing | Christopher Harris, Stanley Leroy Mason | 2010-09-14 |
| 7785427 | High strength alloys | Phillip James Maziasz, John Paul Shingledecker, Michael L. Santella, Joachim Hugo Schneibel, Vinod K. Sikka +2 more | 2010-08-31 |
| 7735935 | In situ thermal processing of an oil shale formation containing carbonate minerals | Eric Pierre de Rouffignac, Kevin Albert Maher, Lanny Gene Schoeling, Scott Lee Wellington | 2010-06-15 |
| 7730946 | Treating tar sands formations with dolomite | John Michael Karanikas | 2010-06-08 |
| 7717171 | Moving hydrocarbons through portions of tar sands formations with a fluid | George Leo Stegemeier, Ramesh Raju Mudunuri, John Michael Karanikas, Namit Jaiswal, Weijian Mo | 2010-05-18 |
| 7703513 | Wax barrier for use with in situ processes for treating formations | Ernest E. Carter, Jr., Jaime Santos Son, Taixu Bai, Mohamad Fereydoon Khoda Verdian | 2010-04-27 |
| 7681647 | Method of producing drive fluid in situ in tar sands formations | Ramesh Raju Mudunuri, Namit Jaiswal, John Michael Karanikas | 2010-03-23 |
| 7677310 | Creating and maintaining a gas cap in tar sands formations | John Michael Karanikas, Deniz Sumnu Dinkoruk, Scott Lee Wellington | 2010-03-16 |
| 7673681 | Treating tar sands formations with karsted zones | John Michael Karanikas | 2010-03-09 |
| 7640980 | Thermal processes for subsurface formations | Mark Gregory Picha, Lanny Gene Schoeling | 2010-01-05 |
| 7635023 | Time sequenced heating of multiple layers in a hydrocarbon containing formation | Bernard Goldberg, Arthur H. Hale, David Scott Miller | 2009-12-22 |
| 7635025 | Cogeneration systems and processes for treating hydrocarbon containing formations | Thomas David Fowler, John Michael Karanikas | 2009-12-22 |
| 7631689 | Sulfur barrier for use with in situ processes for treating formations | Del Scot Christensen | 2009-12-15 |
| 7631690 | Heating hydrocarbon containing formations in a spiral startup staged sequence | David Scott Miller | 2009-12-15 |
| 7575053 | Low temperature monitoring system for subsurface barriers | Billy John McKinzie, II | 2009-08-18 |
| 7575052 | In situ conversion process utilizing a closed loop heating system | Chester Ledlie Sandberg, Thomas David Fowler, Willen Jan Antoon Henri Schoeber | 2009-08-18 |
| 7559368 | Solution mining systems and methods for treating hydrocarbon containing formations | Eric Pierre de Rouffignac, Lanny Gene Schoeling | 2009-07-14 |
| 7559367 | Temperature limited heater with a conduit substantially electrically isolated from the formation | Chester Ledlie Sandberg | 2009-07-14 |
| 7556096 | Varying heating in dawsonite zones in hydrocarbon containing formations | Xueying Xie, David Scott Miller | 2009-07-07 |
| 7556095 | Solution mining dawsonite from hydrocarbon containing formations with a chelating agent | — | 2009-07-07 |
| 7549470 | Solution mining and heating by oxidation for treating hydrocarbon containing formations | George Leo Stegemeier | 2009-06-23 |
| 7546873 | Low temperature barriers for use with in situ processes | Dong Sub Kim | 2009-06-16 |
| 7534926 | Soil remediation using heated vapors | George Leo Stegemeier | 2009-05-19 |
| 7533719 | Wellhead with non-ferromagnetic materials | Richard Hinson | 2009-05-19 |