Use of RFIDs to measure flow-rates of materials flowing through piping
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United States of America Patent
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Aug 23, 2011
Grant Date -
Sep 17, 2009
app pub date -
Mar 14, 2008
filing date -
Mar 14, 2008
priority date (Note) -
Expired
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Abstract
Material passing through a piping is laced with Radio Frequency Identification (RFID) tags. As the RFID tags pass an RFID sensor, which is either adjacent to or within the piping, a flow-rate of the material is determined by counting the rate at which the RFID tags pass the RFID sensor.
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