Geothermal Drilling in Sweden » Mincon - The
2012-5-7 · Contract 1. Karlstad, Sweden. This project involved the formation of an non-uniform grid of 101 x 140mm (5.5”) diameter boreholes to a total depth of 120 metres (394 feet) in Swedish Granite. The drilling and installation had to be completed and operational within 10 weeks in order to comply with the main contractor’s timetable.
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