GROUND HEAT EXCHANGER
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United States of America Patent
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app pub date -
May 11, 2012
filing date -
May 13, 2011
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Abandoned
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Abstract
The invention relates to a ground heat exchanger to be positioned in a borehole (1) in the ground. The ground heat exchanger (2) comprises a flow leg (3) and a heat exchanger leg (4). Yet further the ground heat exchanger (2) comprises a refilling pipe (9) that is permanently attached to a lower part of the ground heat exchanger (2).
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