METHOD FOR DEFLUORINATION OF WET-PROCESS PHOSPHORIC ACID

FIELD: chemistry.SUBSTANCE: invention can be used in chemical industry. An aluminium-containing additive is added to wet-process phosphoric acid while stirring. The precipitate is separated from the obtained suspension. The additive used is a nepheline concentrate in stoichiometric amount of 110-150...

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Hauptverfasser:	TSIKIN MAKSIM NIKOLAEVICH, MALJAVIN ANDREJ STANISLAVOVICH, DOLGOV VIKTOR VASIL'EVICH, BRIZITSKAJA NATAL'JA MITROFANOVNA, NOROV ANDREJ MIKHAJLOVICH, BUKKOLINI NATAL'JA VASIL'EVNA
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	CHEMISTRY COMPOUNDS THEREOF INORGANIC CHEMISTRY METALLURGY NON-METALLIC ELEMENTS
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