Gas analysis in the cement industry GAs AnALysIs In ceMent Industry CoNTINUoUS MoNIToRING GAs AnALysIs In ceMent Industry CoNTINUoUS MoNIToRING 3 stack stack raw mill Bag filter coal mill Preheater cooling tower secondary firing (tyres, waste..) Primary firing (coal, oil, gas) cooler exhaust cooler coal coal raw meal raw meal dedusting rotary kiln calciner