VERFAHREN ZUR HERSTELLUNG EINER SALZFREIEN, WÄSSRIGEN HYDROXYLAMINLÖSUNG

VERFAHREN ZUR HERSTELLUNG EINER SALZFREIEN, WÄSSRIGEN HYDROXYLAMINLÖSUNG

A process for preparing a salt-free aqueous hydroxylamine solution by distilling an aqueous solution of a hydroxylammonium salt and a base in a tray column having at least two mechanical trays, wherein random or structured packings are located above at least one tray of the tray column over the cros...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: STROEFER, ECKHARD, KERTH, STEFFEN, SACHWEH, BERND, WOSTBROCK, KARL-HEINZ, THIEL, JOACHIM, KRUEGER, HEINZ, WEBER, MARKUS, RUMPF, BERND, GERBER, BERND
Format: Patent
Sprache:ger
Schlagworte:
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
CHEMISTRY
COMPOUNDS THEREOF
INORGANIC CHEMISTRY
METALLURGY
NON-METALLIC ELEMENTS
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
THEIR RELEVANT APPARATUS
TRANSPORTING
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Beschreibung
Zusammenfassung:A process for preparing a salt-free aqueous hydroxylamine solution by distilling an aqueous solution of a hydroxylammonium salt and a base in a tray column having at least two mechanical trays, wherein random or structured packings are located above at least one tray of the tray column over the cross section of the column.