American Refining Group, Inc.
American Refining Group, Inc. Patent applications | ||
Patent application number | Title | Published |
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20130112368 | GEOTHERMAL WELL LOOP - The present invention provides a continuous loop associated with a geothermal heat exchange system which, at once increases the heat transfer between the circulating water and the well bore by virtue of its larger surface area in contact with the bore (occupying a full 70% of the bore area), and yet at the same time is suitable for insertion into a bore in the earth. | 05-09-2013 |