Drum washer having liquid collecting means

Details Drum washer having liquid collecting means Drum washer having liquid collecting means

1990-01-18

1991-06-04

Alvo, Steve

Paper making and fiber liberation

Apparatus

Measuring, testing, inspecting, indicating or illuminating

162 60, 68 45, 68181R, 210 92, 210402, 2104161, D21C 900, D21C 906

Patent

active

050211269

ABSTRACT:
In a drum washer for washing the pulp for making paper to remove pulping liquors, the method and apparatus for providing the filtrate liquid being drained from the drum and pulp mat during a portion of the rotation cut-off which liquid can be continuously sampled and analyzed to give a more positive indication of washing efficiency.

REFERENCES:
patent: 2204225 (1940-06-01), Merckel
patent: 4046621 (1977-09-01), Sexton
patent: 4096028 (1978-06-01), Rosenberger

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