WO/2004/097159 is referenced by 4 patents.

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 part of a subsurface formation. Hydrocarbons and/or other products may be produced from a subsurface formation. Certain embodiments describe apparatus, methods, and/or processes used in treating a subsurface or hydrocarbon containing formation.

Title
Thermal processes for subsurface formations
Application Number
PCT/US2004/012784
Publication Number
2004/097159
Application Date
April 23, 2004
Publication Date
November 11, 2004
Inventor
Sandberg Chester L
Harris Christopher Kelvin
Veenstra Peter
Schoeling Lanny Gene
Menotti James Louis
Ryan Robert Charles
Zhang Etuan
Giles Steven Paul
Rambow Frederick Henry Kreisler
Picha Mark Gregory
Vinegar Harold J
Assignee
Sandberg Chester L
Harris Christopher Kelvin
Veenstra Peter
Schoeling Lanny Gene
Menotti James Louis
Ryan Robert Charles
Zhang Etuan
Giles Steven Paul
Rambow Frederick Henry Kreisler
Picha Mark Gregory
Vinegar Harold J
Shell Canada
Shell Internationale Research Maatschappij
IPC
E21B 43/24
E21B 36/04
E21B 36/02
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