Method and apparatus for in-situ radiofrequency assisted gravity drainage of oil (RAGD)
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United States of America Patent
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Oct 28, 2008
Grant Date -
Dec 21, 2006
app pub date -
Jun 20, 2006
filing date -
Jun 20, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates generally to the use of radiofrequency energy to heat heavy crude oil or both heavy crude oil and subsurface water in situ, thereby enhancing the recovery and handling of such oil. The present invention further relates to methods for applying radiofrequency energy to heavy oils in the reservoir to promote in situ upgrading to facilitate recovery. This invention also relates to systems to apply radiofrequency energy to heavy oils in situ.
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