Flotation apparatus for de-inking pulp suspensions
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United States of America Patent
Stats
-
Aug 31, 1982
Grant Date -
N/A
app pub date -
Apr 8, 1981
filing date -
Apr 9, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Flotation apparatus for de-inking of pulp suspension in a flotation cell with injectors for feeding the pulp suspension into the cell and for aerating the pulp suspension. The injectors are equipped with wide slot nozzles through which the suspension flows having a ratio of cross-sectional area to periphery of between 1.5 mm and 4.0 mm. A mixing chamber receiving pulp suspension flow from the wide slot nozzles is provided having a cross-sectional area which is between 1.3 to 1.7 times the cross-sectional area of the wide slot nozzles.
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Cited Art Landscape
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