METHOD OF PRODUCING VATERITE CALCIUM CARBONATE

According to the present invention, provided is a method for producing a vaterite-type calcium carbonate, wherein the method comprises: an extracting step of extracting a calcium solution by reacting slag with ammonium chloride; a centrifuging step of centrifuging the calcium solution extracted from...

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Bibliographische Detailangaben
Hauptverfasser:	SOHN, SEOK GYU, OH, HYUNG YOUNG
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	CHEMISTRY COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS INORGANIC CHEMISTRY METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TRANSPORTING
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Beschreibung
Zusammenfassung:	According to the present invention, provided is a method for producing a vaterite-type calcium carbonate, wherein the method comprises: an extracting step of extracting a calcium solution by reacting slag with ammonium chloride; a centrifuging step of centrifuging the calcium solution extracted from the extracting step; and a producing step of producing calcium carbonate by reacting the calcium solution centrifuged from the centrifuging step with carbon dioxide (CO_2).