Fremgangsmåde til fjernelse af ammoniak fra gasser

Fremgangsmåde til fjernelse af ammoniak fra gasser

To eliminate ammonia from steam-containing gases, in particular exhaust gases, the gases are brought into intimate contact with heated polyphosphoric acid, the polyphosphoric acid advantageously having a P2O5 content of 70 to 84% by weight and a temperature of 120 to 170 DEG C.

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Bibliographische Detailangaben
Hauptverfasser: ADRIAN, RENATE, STAFFEL, THOMAS
Format: Patent
Sprache:dan
Schlagworte:
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TRANSPORTING
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Beschreibung
Zusammenfassung:To eliminate ammonia from steam-containing gases, in particular exhaust gases, the gases are brought into intimate contact with heated polyphosphoric acid, the polyphosphoric acid advantageously having a P2O5 content of 70 to 84% by weight and a temperature of 120 to 170 DEG C.