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Cerrejón open-pit coal mine
Cerrejón open-pit coal mine

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Cerrejón is a large open-pit coal mine in Northern Colombia owned by Glencore. At Cerrejón, low-ash, low-sulphur bituminous coal from the Cerrejón Formation is excavated. At over 690 square kilometres the mine is one of the largest of its type, the largest in Latin America and the tenth biggest in the world.

Sisgeo Latinoamerica supplied piezometric sensors for the different coal exploitation fronts or pits:

  • Vibrating wire HD piezometers with ranges 1.5MPa 7.5 10MPa, with stainless steel filter and armoured cable with PVC jacket.
  • Vibrating wire standard piezometers with ranges 3.5MPa, stainless steel filter and cable with LSZH fire retardant jacket.
  • Vibrating wire HD piezometers with ranges 3.0MPa, with stainless steel filter and armoured cable with PVC jacket.

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