Production method for improving quality and yield of phosphoric acid

The invention discloses a production method for improving the quality and the yield of phosphoric acid. The method comprises drying and calcining operations, phosphate ores obtained after natural ore drying, calcining and purifying undergo wet phosphoric acid production as a raw material, and the co...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DU XING, LUO HUI, HUANG TONGFU, ZHANG WEI, LUO ZONGTIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY COMPOUNDS THEREOF INORGANIC CHEMISTRY METALLURGY NON-METALLIC ELEMENTS
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