PROCESS FOR PURIFYING WET-PROCESS PHOSPHORIC ACID

The invention relates to a process for the purification of wet-processed phosphoric acid with the aid of organic solvents which are immiscible or only partially miscible with water, the sulfate ions being removed by addition of barium compounds. The purification is carried out in an n-stage extracti...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	EHLERS, KLAUS-PETER, SCHRODTER, KLAUS, GRADL, REINHARD
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	CHEMISTRY COMPOUNDS THEREOF INORGANIC CHEMISTRY METALLURGY NON-METALLIC ELEMENTS
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