Efficiency screen plate for screening pulp

Details Efficiency screen plate for screening pulp Efficiency screen plate for screening pulp

1990-01-02

1991-08-20

Hajec, Donald T.

Classifying, separating, and assorting solids

Sifting

With liquid treatment

209305, 209397, 210413, D21D 516

Patent

active

050412124

ABSTRACT:
An improved efficiency screen plate for screening pulp in a pressure screening apparatus is disclosed wherein various design parameters are established which increase screen performance, particularly in screening medium consistency pulp. The basket is formed of thin, sheet-like material formed without machining into an undulating pattern. Undulation frequencies, slot location, turbulence bar frequency, and turbulence bar height are established for increasing screen performance.

REFERENCES:
patent: 2068511 (1937-01-01), Raisch
patent: 2311813 (1943-02-01), Beck et al.
patent: 2827169 (1958-03-01), Cusi
patent: 4855038 (1989-08-01), LeBlanc

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