07610962 is referenced by 133 patents and cites 1030 patents.

Systems, methods, and heaters for treating a subsurface formation are described herein. At least one method for providing acidic gas to a subsurface formation is described herein. The method may include providing heat from one or more heaters to a portion of a subsurface formation; producing fluids that include one or more acidic gases from the formation using a heat treatment process. At least a portion of one of the acidic gases may be introduced into the formation, or into another formation, through one or more wellbores at a pressure below a lithostatic pressure of the formation in which the acidic gas is introduced.

Title
Sour gas injection for use with in situ heat treatment
Application Number
11/788864
Publication Number
7610962 (B2)
Application Date
April 20, 2007
Publication Date
November 3, 2009
Inventor
Thomas David Fowler
Houston
TX, US
Assignee
Shell Oil Company
TX, US
IPC
E21B 43/40
E21B 43/24
E21B 36/04
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