FRAMGANGSMAATE VED FRAMSTILLING AV FOSFORSYRE OG/ELLER FOSFATER FRA KLORHOLDIGE RAAFOSFATER

Process comprises initial leaching with mineral acid followed by further processing of the resulting mixt. During or after the leaching step at least one strong inorganic oxidising agent is added in an amt. sufficient to completely oxidise the organic and sulphide components of the phosphate, and to...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JOHANNESSEN, ROLF BERG, BERGE, TORKJELL, HJOERNEVIK, LEIF, MEJDELL, GLOER THORVALD, RINGBAKKEN, REIDAR JOHAN
Format:	Patent
Sprache:	nor
Schlagworte:	CHEMISTRY COMPOUNDS THEREOF INORGANIC CHEMISTRY METALLURGY NON-METALLIC ELEMENTS
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