| Patent Number |
Title Of Patent |
Date Issued |
| 7360588 |
Thermal processes for subsurface formations |
April 22, 2008 |
| A process may include providing heat from one or more heaters to at least a portion of a subsurface formation. Heat may transfer from one or more heaters to a part of a formation. In some embodiments, heat from the one or more heat sources may pyrolyze at least some hydrocarbons in a par |
| 7225866 |
In situ thermal processing of an oil shale formation using a pattern of heat sources |
June 5, 2007 |
| A oil shale formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temper |
| 7121342 |
Thermal processes for subsurface formations |
October 17, 2006 |
| A process may include providing heat from one or more heaters to at least a portion of a subsurface formation. Heat may transfer from one or more heaters to a part of a formation. In some embodiments, heat from the one or more heat sources may pyrolyze at least some hydrocarbons in a par |
| 7096953 |
In situ thermal processing of a coal formation using a movable heating element |
August 29, 2006 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature |
| 7096942 |
In situ thermal processing of a relatively permeable formation while controlling pressure |
August 29, 2006 |
| A method for treating a relatively permeable formation containing heavy hydrocarbons in situ may include providing heat from one or more heat sources to a portion of the formation. The heat may be allowed to transfer from the heat sources to a selected section of the formation. The t |
| 7096941 |
In situ thermal processing of a coal formation with heat sources located at an edge of a coal la |
August 29, 2006 |
| A coal containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis |
| 7086468 |
In situ thermal processing of a hydrocarbon containing formation using heat sources positioned w |
August 8, 2006 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. Hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temper |
| 7077199 |
In situ thermal processing of an oil reservoir formation |
July 18, 2006 |
| An in situ process for treating an oil containing formation is provided. The process may include providing heat from one or more heaters to at least a portion of the formation. The heat may be allowed to transfer from the one or more heaters to a part of the formation such that heat |
| 7051811 |
In situ thermal processing through an open wellbore in an oil shale formation |
May 30, 2006 |
| An oil shale formation may be treated using an in situ thermal process. Heat may be provided to the treatment area from one or more heat sources. A heat source may be positioned in an uncased wellbore. Heat may be allowed to transfer from the heat source to a section of the formation. |
| 7040400 |
In situ thermal processing of a relatively impermeable formation using an open wellbore |
May 9, 2006 |
| A method for treating a relatively low permeability formation containing heavy hydrocarbons in situ may include providing heat from one or more heat sources to a portion of the formation. The heat may be allowed to transfer from the heat sources to a selected section of the formation. |
| 7040399 |
In situ thermal processing of an oil shale formation using a controlled heating rate |
May 9, 2006 |
| An oil shale formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a desired tempera |
| 7040398 |
In situ thermal processing of a relatively permeable formation in a reducing environment |
May 9, 2006 |
| A method for treating a relatively permeable formation containing heavy hydrocarbons in situ may include providing heat from one or more heat sources to a portion of the formation. The heat may be allowed to transfer from the heat sources to a selected section of the formation. The t |
| 7040397 |
Thermal processing of an oil shale formation to increase permeability of the formation |
May 9, 2006 |
| An oil shale formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis tempe |
| 7036583 |
In situ thermal processing of a hydrocarbon containing formation to increase a porosity of the f |
May 2, 2006 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyr |
| 7017661 |
Production of synthesis gas from a coal formation |
March 28, 2006 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a synthesis gas product |
| 7011154 |
In situ recovery from a kerogen and liquid hydrocarbon containing formation |
March 14, 2006 |
| In an embodiment, a method of treating a kerogen and liquid hydrocarbon containing formation in situ may include providing heat from one or more heat sources to at least a portion of the formation. Heat may be allowed to transfer from the one or more heat sources to a part of the formati |
| 6997255 |
In situ thermal processing of a hydrocarbon containing formation in a reducing environment |
February 14, 2006 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyr |
| 6994169 |
In situ thermal processing of an oil shale formation with a selected property |
February 7, 2006 |
| An oil shale formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a desired tempera |
| 6994168 |
In situ thermal processing of a hydrocarbon containing formation with a selected hydrogen to car |
February 7, 2006 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyr |
| 6994161 |
In situ thermal processing of a coal formation with a selected moisture content |
February 7, 2006 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature |
| 6994160 |
In situ thermal processing of a hydrocarbon containing formation to produce hydrocarbons having |
February 7, 2006 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyr |
| 6991033 |
In situ thermal processing while controlling pressure in an oil shale formation |
January 31, 2006 |
| An oil shale formation may be treated using an in situ thermal process. Heat may be provided to the treatment area. Heat may be allowed to transfer from at least one heat source to a section of the formation. Pressure within a portion of the formation may be controlled. Hydrocarbons, |
| 6991032 |
In situ thermal processing of an oil shale formation using a pattern of heat sources |
January 31, 2006 |
| A oil shale formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temper |
| 6991031 |
In situ thermal processing of a coal formation to convert a selected total organic carbon conten |
January 31, 2006 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature |
| 6973967 |
Situ thermal processing of a coal formation using pressure and/or temperature control |
December 13, 2005 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. |
| 6966372 |
In situ thermal processing of a hydrocarbon containing formation to produce oxygen containing fo |
November 22, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6959761 |
In situ thermal processing of a coal formation with a selected ratio of heat sources to producti |
November 1, 2005 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. Th |
| 6953087 |
Thermal processing of a hydrocarbon containing formation to increase a permeability of the forma |
October 11, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6951247 |
In situ thermal processing of an oil shale formation using horizontal heat sources |
October 4, 2005 |
| An oil shale formation may be treated using an in situ thermal process. Heat may be provided to a portion of the formation from one or more heat sources having a horizontal orientation in the formation. Heat may be allowed to transfer from the heat sources to a section of the formation. |
| 6948563 |
In situ thermal processing of a hydrocarbon containing formation with a selected hydrogen conten |
September 27, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6923258 |
In situ thermal processsing of a hydrocarbon containing formation to produce a mixture with a se |
August 2, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6923257 |
In situ thermal processing of an oil shale formation to produce a condensate |
August 2, 2005 |
| An oil shale formation may be treated using an in situ thermal process. Hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. Heat inpu |
| 6918443 |
In situ thermal processing of an oil shale formation to produce hydrocarbons having a selected c |
July 19, 2005 |
| An oil shale formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a desired temperature |
| 6918442 |
In situ thermal processing of an oil shale formation in a reducing environment |
July 19, 2005 |
| An oil shale formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperatu |
| 6902004 |
In situ thermal processing of a hydrocarbon containing formation using a movable heating element |
June 7, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6902003 |
In situ thermal processing of a hydrocarbon containing formation having a selected total organic |
June 7, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. A formation to be treated may produce a relatively large amount of condensable hydrocarbons and/or a r |
| 6889769 |
In situ thermal processing of a hydrocarbon containing formation with a selected moisture conten |
May 10, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6880633 |
In situ thermal processing of an oil shale formation to produce a desired product |
April 19, 2005 |
| An oil shale formation may be treated using an in situ thermal process. Heat may be provided from one or more heat sources. Heat may be allowed to transfer from the heat sources to a section of the formation. Hydrocarbons, H.sub.2, and/or other formation fluids may be produced from t |
| 6877554 |
In situ thermal processing of a hydrocarbon containing formation using pressure and/or temperatu |
April 12, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6871707 |
In situ thermal processing of a hydrocarbon containing formation with carbon dioxide sequestrati |
March 29, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. Hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperatur |
| 6866097 |
In situ thermal processing of a coal formation to increase a permeability/porosity of the format |
March 15, 2005 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. He |
| 6820688 |
In situ thermal processing of coal formation with a selected hydrogen content and/or selected H/ |
November 23, 2004 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. A |
| 6782947 |
In situ thermal processing of a relatively impermeable formation to increase permeability of the |
August 31, 2004 |
| A method for treating a relatively low permeability formation containing heavy hydrocarbons in situ may include providing heat from one or more heat sources to a portion of the formation. The heat may be allowed to transfer from the heat sources to a selected section of the formation. Th |
| 6763886 |
In situ thermal processing of a coal formation with carbon dioxide sequestration |
July 20, 2004 |
| A coal formation may be treated using an in situ thermal process. Hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. The portion may |
| 6758268 |
In situ thermal processing of a hydrocarbon containing formation using a relatively slow heating |
July 6, 2004 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6752210 |
In situ thermal processing of a coal formation using heat sources positioned within open wellbor |
June 22, 2004 |
| A coal formation may be treated using an in situ thermal process. Hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. Heat sources ma |
| 6749021 |
In situ thermal processing of a coal formation using a controlled heating rate |
June 15, 2004 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. A |
| 6745837 |
In situ thermal processing of a hydrocarbon containing formation using a controlled heating rate |
June 8, 2004 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6745832 |
Situ thermal processing of a hydrocarbon containing formation to control product composition |
June 8, 2004 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6745831 |
In situ thermal processing of a hydrocarbon containing formation by controlling a pressure of th |
June 8, 2004 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
