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Heating production fluids in a wellbore

United States Patent

9,388,667
July 12, 2016
View the Complete Patent at the US Patent & Trademark Office
Los Alamos National Laboratory - Visit the Technology Transfer Division Website
A method for heating a production fluid in a wellbore. The method can include heating, using a packer fluid, a working fluid flowing through a first medium disposed in a first section of the wellbore, where the first medium transfers heat from the packer fluid to the working fluid. The method can also include circulating the working fluid into a second section of the wellbore through a second medium, where the second medium transfers heat from the working fluid to the production fluid. The method can further include returning the working fluid to the first section of the wellbore through the first medium.
Orrego; Yamila (Houston, TX), Jankowski; Todd A. (Los Alamos, NM)
CHEVRON U.S.A. INC. (San Ramon, CA), LOS ALAMOS NATIONAL SECURITY, LLC. (Los Alamos, NM)
13/ 923,770
20140374101
June 21, 2013
ACKNOWLEDGMENT OF GOVERNMENT SUPPORT This invention was made with government support under Contract No. DEAC52-06NA25396 awarded by the U.S. Department of Energy. The government has certain rights in the invention.