Device and method withdrawing cellulose pulp from a container

Details Device and method withdrawing cellulose pulp from a container Device and method withdrawing cellulose pulp from a container

2004-12-13

2008-12-30

Halpern, Mark (Department: 1791)

Paper making and fiber liberation

Apparatus

Digester

C137S590000, C137S577500

Reexamination Certificate

active

07470347

ABSTRACT:
This is a device and a method for withdrawing cellulose pulp with a pulp concentration of 8-14% from a cylindrical storage tower. The storage tower has a plane bottom and with a diameter that exceeds 3 meters. A pipe is arranged through the wall of the storage tower that is parallel to the bottom of the tower and directed towards the center of the tower. The pipe has at one of its ends an obliquely cut opening that faces upwards in the tower. The pipe is attached at its other end to an MC pump to be able to pump out cellulose pulp from the storage tower.

REFERENCES:
patent: 3587637 (1971-06-01), Coleman
patent: 5319902 (1994-06-01), Seppa
patent: 5538597 (1996-07-01), Koso et al.

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