Screw-type solid bowl centrifuge
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United States of America Patent
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Jun 23, 2009
Grant Date -
Dec 18, 2008
app pub date -
Dec 14, 2006
filing date -
Dec 22, 2005
priority date (Note) -
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Abstract
A screw-type solid-bowl centrifuge including a rotatable drum having a tapering portion and a cylindrical portion. The rotatable screw includes a screw body, at least one main screw blade surrounding the screw body and forming a plurality of screw flights. The plurality of screw flights forms a conveying path configured to transport a material to be processed in the centrifuge. Two blade segments are arranged in the conveying path in portions of the plurality of screw flights. The at least one main screw blade is provided in a region of the blade segments that includes clearances configured to allow a throughflow of the material to be processed to flow between adjacent screw flights.
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