Mounting arrangement for a critical flow device
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United States of America Patent
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-
Feb 24, 1987
Grant Date -
N/A
app pub date -
May 16, 1985
filing date -
May 16, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An axial flow valve has its cage bolt replaced by a sonic nozzle. This device may then be permanently installed in a pipeline in series with a meter to provide the facility for on site calibration of the meter.
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Cited Art Landscape
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