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Title: Creating and maintaining a gas cap in tar sands formations

Methods for treating a tar sands formation are disclosed herein. Methods for treating a tar sands formation may include providing heat to at least part of a hydrocarbon layer in the formation from one or more heaters located in the formation. Pressure may be allowed to increase in an upper portion of the formation to provide a gas cap in the upper portion. At least some hydrocarbons are produced from a lower portion of the formation.
Authors:
 [1] ;  [2] ;  [2] ;  [1]
  1. (Bellaire, TX)
  2. (Houston, TX)
Publication Date:
OSTI Identifier:
1014494
Report Number(s):
7,677,310
U S Patent Application 11/975,689
DOE Contract Number:
AC05-00OR22725; AC04-94AL85000
Resource Type:
Patent
Research Org:
Shell Oil Company (Houston, TX)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English