07681647 is referenced by 124 patents and cites 1067 patents.

Methods of treating a tar sands formation are described herein. Methods for treating a tar sands may include providing heat to at least part of a hydrocarbon layer in the formation from one or more heaters located in the formation. The heat may be allowed to transfer from the heaters to at least a portion of the formation such that a drive fluid is produced in situ in the formation. The drive fluid may move at least some mobilized, visbroken, and/or pyrolyzed hydrocarbons from a first portion of the formation to a second portion of the formation. At least some of the mobilized, visbroken, and/or pyrolyzed hydrocarbons may be produced from the formation.

Title
Method of producing drive fluid in situ in tar sands formations
Application Number
11/975712
Publication Number
7681647 (B2)
Application Date
October 19, 2007
Publication Date
March 23, 2010
Inventor
John Michael Karanikas
Houston
TX, US
Harold J Vinegar
Bellaire
TX, US
Namit Jaiswal
Houston
TX, US
Ramesh Raju Mudunuri
Houston
TX, US
Assignee
Shell Oil Company
TX, US
IPC
E21B 43/00
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