Packed bed heat exchanger
Particulate trap for vertical furnace
Preheating apparatus
Process and apparatus for calcining limestone
Process and device to feed additives into a shaft or cupola furn
Process for burning limestone, dolomite or the like and annular
Process for burning lumps of material with lean gas
Process for the thermal and/or chemical treatment of grained, gr
Processes and devices for melting materials capable of forming f