Solids discharge centrifugal separator with disposable contact elements
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United States of America Patent
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Jul 2, 2013
Grant Date -
Jul 1, 2010
app pub date -
Dec 29, 2009
filing date -
Dec 29, 2008
priority date (Note) -
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Abstract
A hermetically sealed solids discharge centrifugal separator having a separator bowl with a cylindrical upper portion and a conical lower portion, an inlet port at the bottom of the bowl and an outlet port at the top of the bowl. A disposable liner assembly includes a bowl liner having a cylindrical upper portion and conical lower portion, such that the bowl liner can conform to the interior surface of the separator bowl. The liner assembly further includes a piston within the bowl liner, the piston having an upper portion that conforms to the bowl liner cylindrical upper portion and a lower portion that conforms to the bowl liner conical lower portion. A fluid pathway extends through the piston, with a shuttle valve disposed within the fluid pathway.
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