Multi-gas flow device
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United States of America Patent
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Nov 29, 2011
Grant Date -
Feb 4, 2010
app pub date -
Oct 13, 2009
filing date -
Sep 5, 2006
priority date (Note) -
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Abstract
A system and method of characterizing or controlling a flow of a fluid is provided that involves a sensor conduit and a bypass. A plurality of fluids may be utilized in the flow control device based on characteristic information of the device generated during calibration thereof. The characteristic information, in turn is based on a dimensionless parameters, such as adjusted dynamic pressure and adjusted Reynolds number.
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