Foam generating aspirating nozzle
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United States of America Patent
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Oct 22, 1991
Grant Date -
N/A
app pub date -
Sep 7, 1990
filing date -
Sep 7, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A foam generating nozzle and method of producing a high quality foam at high flowrates includes introducing a liquid foam producing agent to one end of an elongate passage in a nozzle body, introducing air to the flowing liquid in the elongate passage by aspirating the air through radially extending gas inlet passages having a first width adjacent the elongated passage and a second width greater than the first width adjacent the exterior of the body, and discharging the foam from the nozzle body.
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