Mass transfer device
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United States of America Patent
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Jun 15, 1999
Issued Date -
N/A
app pub date -
May 6, 1998
filing date -
Feb 5, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A mass transfer device is provided in the form of a tray having moveable valves which includes perforations spanned by bridge members shaped to divert liquid flowing in the design flow direction around the perforation such that gas rising through the perforation causes the valve to open and then encounters the liquid flow essentially at right angles.
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