GROOVED SCREEN USED IN A TRAMP MATERIAL SEPARATOR
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United States of America Patent
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Issued Date -
Dec 20, 2012
app pub date -
Jun 20, 2011
filing date -
Jun 20, 2011
priority date (Note) -
Abandoned
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Abstract
A screen cylinder for screening papermaker's stock, the screen cylinder having slots over substantially all of the screen, and blind grooves in at least one of the screen cylinder surfaces, the grooves extending along that surface at an angle to the slots.
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