De-inking screen with air knife
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United States of America Patent
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Oct 14, 2014
Grant Date -
May 5, 2011
app pub date -
May 14, 2010
filing date -
Oct 2, 2001
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A material separation system includes a separation screen and an air directing device positioned above the separation screen. The separation screen has at least one rotating shaft, wherein the separation screen transports the relatively rigid material and relatively flexible material to the rotating shaft. The air directing device directs air towards the separation screen such that the relatively flexible material is blown beneath the rotating shaft in a first material stream, wherein the relatively rigid material continues on the separation screen past the rotating shaft in a second material stream.
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