Patent Assignment
Reel/Frame 013866/0749
Assignment of Assignor's Interest
Recorded: 2003-03-17
Pages: 3
Assignee
SHELL OIL COMPANY
P.O. BOX 2463, HOUSTON, TEXAS, 77252-8463
Covered Property
(1)
In Situ Recovery from a Hydrocarbon Containing Formation Using Conductor-in-Conduit Heat Sources with an Electrically Conductive Material in the Overburden