Tests to be run on geothermal borehole in Bochum, Germany
Mark 51°7 areial, Bochum/ Germany (source: mark51-7.de) Boreholes tapping a mine shaft in Bochum, Germany will be evaluated for their
Read moreMark 51°7 areial, Bochum/ Germany (source: mark51-7.de) Boreholes tapping a mine shaft in Bochum, Germany will be evaluated for their
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