Early Geo-Cooler Design by Elwood Champness

The Geysers, California – a geothermal well was being drilled and was unexpectedly hot in the upper sections. At the surface, drilling fluid was flashing and posing a severe safety risk to personnel onsite. The year was 1977 – a time during geothermal drilling’s vast expansion in California. The rigs’ operator lived in Bakersfield and…

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