C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
C04B7/00—Hydraulic cements
C04B7/36—Manufacture of hydraulic cements in general
C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
Procédé pour générer de la chaleur comportant une désulfuration des effluents avec des particules d'absorbant de fine granulométrie en lit transporté
Sintered dolomite mfr. in shaft furnace - using low grade fuel in preheating zone and with high thermal efficiency so overall fuel consumption is substantially reduced