VERFAHREN ZUR SELEKTIVEN ENTFERNUNG UND VERNICHTUNG VON CYANWASSERSTOFF AUS EINEM GEMISCH MIT NITROSEGASEN

Process for selective removal and destruction of hydrogen cyanide contained in nitrous gases, in which the nitrous-containing gases are washed with nitric acid in counter-current in an absorption column and the nitric acid charged with hydrogen cyanide is regenerated at elevated temperature, with si...

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Bibliographische Detailangaben
Hauptverfasser:	STERN GERHARD. DR, KITTL WALTER DR
Format:	Patent
Sprache:	ger
Schlagworte:	PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TRANSPORTING
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	Process for selective removal and destruction of hydrogen cyanide contained in nitrous gases, in which the nitrous-containing gases are washed with nitric acid in counter-current in an absorption column and the nitric acid charged with hydrogen cyanide is regenerated at elevated temperature, with simultaneous hydrolysis and oxidation of the hydrogen cyanide.