Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 8, 2010
Patent Application Number
11975738
Date Filed
October 19, 2007
Patent Primary Examiner
Patent abstract
Methods for treating a tar sands formation are described herein. Methods for treating a tar sands may include heating a portion of a hydrocarbon layer in the formation from one or more heaters located in the portion. The heat may be controlled to increase the permeability of at least part of the portion to create an injection zone in the portion with an average permeability sufficient to allow injection of a fluid through the injection zone. A drive fluid and/or an oxidizing fluid may be provided into the injection zone. At least some hydrocarbons are produced from the portion.
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