Liquid removing method and apparatus

Chemistry: electrical and wave energy – Processes and products – Electrostatic field or electrical discharge

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204186, 204301, B01D 1302

Patent

active

040338410

ABSTRACT:
In a method and apparatus of removing retained liquid from web-like liquid bearing material of the liquid absorbing type as the material is being substantially continuously moved, the improvement of moving the continuously moving web-like material through a plurality of non-uniform electrostatic fields with each field having the higher intensity portion thereof substantially oppositely located relative to the higher intensity portion of an adjacent non-uniform field whereby the fields at least partially extend through the material to act on at least part of the retained liquid thereof to move at least part of the retained liquid relative to the material.

REFERENCES:
patent: 670350 (1901-03-01), Schwerin
patent: 1719984 (1929-07-01), Klein et al.
patent: 2406820 (1946-09-01), Fisher et al.
patent: 2485335 (1949-10-01), Tyson
patent: 2500878 (1950-03-01), Sieling
patent: 3642605 (1972-02-01), Chenel et al.

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