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A press roll for washing pulp is disclosed, comprising a central drum and mantle section to which at least one perforated roll plate is attached, comprising a plurality of first and second chambers between the central drum and the roll plate. The chambers of each pair are separated from each other,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	LUNDBERG, JOERGEN
Format:	Patent
Sprache:	fin ; swe
Schlagworte:	APPARATUS THEREFOR METHODS OF PRODUCING PAPER THEREON PAPER-MAKING PAPER-MAKING MACHINES PERFORMING OPERATIONS PRESSES PRESSES IN GENERAL PRODUCTION OF CELLULOSE PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCESFROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS TEXTILES TRANSPORTING
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Beschreibung
Zusammenfassung:	A press roll for washing pulp is disclosed, comprising a central drum and mantle section to which at least one perforated roll plate is attached, comprising a plurality of first and second chambers between the central drum and the roll plate. The chambers of each pair are separated from each other, the first chamber includes at least one inlet defining a radial flow path and the second chamber comprising at least one inlet defining a tangential flow path. At one end of the press roll, the first chamber includes a discharge and the second chamber is closed, and at the other end of the press roll, the second chamber includes an outlet and the first chamber is closed.