Radon daughter dosemeter
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United States of America Patent
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Jun 29, 1993
Grant Date -
N/A
app pub date -
Oct 26, 1992
filing date -
Oct 29, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention provides a radon daughter dosemeter made up of a cyclone, a filter in a filter holder and a radiation detector spaced from the filter. The filter is arranged to filter dust and aerosol particles from air issuing from the air outlet of the cyclone, and the detector is arranged to detect radiation from dust and aerosol particles on the filter. The invention also provides a method of monitoring radiation exposure of persons; and an electrochemical etching cell for the etching of detectors used in the dosemeter.
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