Method and device for stripping ammoniacal water countercurrently with steam
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United States of America Patent
Stats
-
Dec 30, 1986
Issued Date -
N/A
app pub date -
Dec 14, 1982
filing date -
Mar 8, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a method of stripping ammonia from water using steam in countercurrent flow, wherein steam is supplied over a sump of a stripper and directed along with the stripped gas component from a head of the stripper, the method comprising keeping the counterpressure constant while the temperature of supplied ammoniacal water is elected and the partial pressure of the component to be stripped is correspondingly lowered by adding compressed saturated vapors which have not been cooled and correspondingly reducing the steam volume.
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