limekiln

• Forno usado para aquecer carbonato de cálcio natural (como calcário) para produzir cal virgem (óxido de cálcio) por decomposição térmica.

A kiln used for heating naturally occurring calcium carbonate (such as limestone) to produce quicklime (calcium oxide) through thermal decomposition.

1. Lime production kilnC1formaltechnical

   A furnace or kiln used to heat calcium carbonate (such as limestone or chalk) to produce quicklime (calcium oxide).

   Forno de cal

   • The old limekiln was still visible in the quarry.
   • Workers loaded the limekiln with layers of limestone and fuel.
   • The heat inside a limekiln can reach over 900 degrees Celsius.