Method for the continuous measurement of the mass of aerosol particles in gaseous samples and a device for the implementation of the method
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United States of America Patent
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May 21, 1985
Grant Date -
N/A
app pub date -
Nov 5, 1982
filing date -
Nov 9, 1981
priority date (Note) -
Expired
status (Latency Note)
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Abstract
For a continuous measurement of the mass of absorbing particles in a gaseous sample, the sample is traversed by electromagnetic radiation of a wavelength greater than the mean radius of the particles. The difference in absorption for at least two frequencies is determined and appointed to the particle mass sought after.
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