Device for controlling the mass flowrate of a liquid flow in a liquid flow channel
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United States of America Patent
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Issued Date -
Nov 18, 2004
app pub date -
May 12, 2004
filing date -
May 13, 2003
priority date (Note) -
Abandoned
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Abstract
A device for controlling the mass flowrate of a liquid flow in a liquid flow channel, wherein a liquid is transported from a reservoir through the channel by electrosmotic pumping. The channel is associated with thermal flow sensor means which provide an output signal for controlling the pump action.
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