Extended nip press with movable sealing strips

Details Extended nip press with movable sealing strips Extended nip press with movable sealing strips

1983-07-05

1985-01-08

Alvo, Steve

Paper making and fiber liberation

Apparatus

Running or indefinite length product forming and/or treating...

1623601, 100151, D21F 306

Patent

active

044926111

ABSTRACT:
A press for removing liquid from a moving material web comprising two endless liquid impervious belts which form an extended press nip. At least one liquid pervious and/or absorbing belt passes through the nip together with the material web. The inner surface of one of the liquid impervious belts together with the pressure member forms a pressure compartment for exerting pressure onto the material web along its whole width in the nip with movable sealing strips at each end of the extended nip. The inner surface of the other liquid impervious belt slides along the slide surface of the support member.

REFERENCES:
patent: 2900024 (1954-08-01), Holcroft
patent: 3840429 (1974-10-01), Busker et al.
patent: 3970515 (1976-07-01), Busker
patent: 3974026 (1976-08-01), Enson

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