POROSITY MEASUREMENT
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United States of America Patent
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N/A
Issued Date -
Dec 12, 2013
app pub date -
Feb 29, 2012
filing date -
Mar 2, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The measuring device is an on-line measuring device including a pressure generator and a sensor, by which is determined porosity of paper or board, constituting an object of measurement, by directing known suction effect to the paper or board and measuring low pressure produced by the suction effect for the determination of porosity.
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