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Compositions produced using an in situ heat treatment process

United States Patent

7,604,052
October 20, 2009
View the Complete Patent at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
Systems, methods, and heaters for treating a subsurface formation are described herein. At least one method for producing hydrocarbons from a subsurface formation includes providing heat to the subsurface formation using an in situ heat treatment process. One or more formation particles may be formed during heating of the subsurface formation. Fluid that includes hydrocarbons and the formation particles may be produced from the subsurface formation. The formation particles in the produced fluid may include cenospheres and have an average particle size of at least 0.5 micrometers.
Roes; Augustinus Wilhelmus Maria (Houston, TX), Nair; Vijay (Katy, TX), Munsterman; Erwin Henh (Amsterdam, NL), Van Bergen; Petrus Franciscus (Amsterdam, NL), Van Den Berg; Franciscus Gondulfus Antonius (Amsterdam, NL)
Shell Oil Company (Houston, TX)
11/ 788,867
20070284108
April 20, 2007
GOVERNMENT INTEREST The Government has certain rights in this invention pursuant to Agreement No. ERD-05-2516 between UT-Battelle, LLC, operating under prime contract No. DE-ACO5-00OR22725 for the US Department of Energy and Shell Exploration and Production Company. The Government has certain rights in the invention pursuant to Agreement No. SD 10634 between Sandia National Laboratories and Shell Exploration and Production Company.