Method and apparatus for scrubbing a gas containing powdered particles
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United States of America Patent
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Mar 24, 1981
Grant Date -
N/A
app pub date -
Jun 27, 1979
filing date -
Jun 27, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A scrubber for separating powder particles from a gas stream comprising a closed vertical cylindrical housing having a tangential inlet for the gas stream and a concentric discharge pipe passing through the top of the housing for the removal of the purified gas stream; in which means are provided for flushing the lower portion of the inner wall of the housing. The flushing means comprises an annular gutter surrounding the housing and communicating with said inner wall by means of a large number of narrow passages. The level of the gutter is well above the lower end of the discharge pipe.
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