Screening apparatus for separating light impurities from pulp suspensions
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United States of America Patent
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May 4, 1999
Grant Date -
N/A
app pub date -
May 22, 1997
filing date -
Dec 7, 1994
priority date (Note) -
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status (Latency Note)
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Abstract
Apparatus for separating light impurities from a pulp suspension is disclosed. The apparatus includes a housing mounted on a fractionation device and symmetrically disposed with respect to the axis of rotation of the casing of the fractionation device, a passageway extending between the housing and the casing, and in which the top of the housing includes an outlet for the light impurities and a dilution liquid inlet for injecting dilution liquid tangentially into the housing.
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