VERFAHREN ZUM ENTFERNEN VON ORGANISCHEN VERBINDUNGEN AUS KREISPROZESSEN DER TONERDEHERSTELLUNG NACH DEM BAYER- VERFAHREN

Organic compounds are removed from alum earth production cycle performed according to the Bayer process by heating the liquor to be recirculated, obtained after precipitation to 120- 350 DEG C, and introducing oxygen or an oxygen-containing gas into the liquor until a partial oxygen pressure of 3 to...

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Main Authors GEB.MOLNAR,IBOLYA,.PERL, STEINER,JANOS, ZAMBO,JANOS,.DR, LOEWE,DIETER,.DR, MATYASI,JOZSEF,.DR, SIEBERT,RUDOLF, FEHER,IVAN,.DR, SOLYMAR,KAROLY,.DR, GEB.PINTER,MARGIT,.SZAKACS, SZABO,ZOLTAN,.DR, MAROS,LASZLO,.DR, ZIEGENBALG,SIEGFRIED,.DR, GEB.KELEMEN,MARIA,.ORBAN
Format Patent
LanguageGerman
Published 29.05.1980
Edition3
Subjects
CHEMISTRY
COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS
INORGANIC CHEMISTRY
METALLURGY
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Summary:Organic compounds are removed from alum earth production cycle performed according to the Bayer process by heating the liquor to be recirculated, obtained after precipitation to 120- 350 DEG C, and introducing oxygen or an oxygen-containing gas into the liquor until a partial oxygen pressure of 3 to 30 atmospheres is attained, and the solid decomposition products of the organic impurities are separated from the liquor.
Bibliography:Application Number: DE19792945152