METHOD FOR OBTAINING MODIFIED PHOSPHOGYPSUM

Method for obtaining modified phosphogypsum consists in processing of phosphogypsum with calcium containing compound, drying and grinding. The lime is used as the calcium containing compound and the process of phosphogypsum processing is made at the media pH 8:12. The obtained product is grinded wit...

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Bibliographische Detailangaben
Hauptverfasser:	TERLIKOVSKYI YEVHENII VASYLIOVYCH, MAKAROV ANATOLII SEMENOVYCH, MINCHENKO VADYM VOLODYMYROVYCH, LOBANOV BORYS VOLODYMYROVYCH
Format:	Patent
Sprache:	eng
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS CONCRETE INORGANIC CHEMISTRY LIME, MAGNESIA METALLURGY REFRACTORIES SLAG TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:	Method for obtaining modified phosphogypsum consists in processing of phosphogypsum with calcium containing compound, drying and grinding. The lime is used as the calcium containing compound and the process of phosphogypsum processing is made at the media pH 8:12. The obtained product is grinded with presence of synthetic fatty acids in ratio 1:(20-200) during 30-90. Dried at ?100 DEGREE c. Obtained product characterized by stability and low humidity 0,15-0,45%,