Transparent valve body for dense phase pump
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United States of America Patent
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Nov 15, 2011
Grant Date -
Jun 4, 2009
app pub date -
Jan 14, 2009
filing date -
Nov 24, 2003
priority date (Note) -
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Abstract
A dense phase powder pump includes a valve body that houses one or more pinch valve elements. The valve body comprises a sufficiently transparent material to allow an operator to visually observe operation of the pinch valves.
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