Screw device for dewatering and defibrating ligno-cellulose mate

Solid material comminution or disintegration – Apparatus – With separation or classification of material

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Details

241 79, 2412601, B02C 1922

Patent

active

061457663

ABSTRACT:
The invention relates to a device for dewatering and defibrating ligno-cellulose material using a screw. It is primarily characterized by a defibrating element (9) directly adjoining the body (2') of a first screw.

REFERENCES:
patent: 4457804 (1984-07-01), Reinhall
patent: 4566640 (1986-01-01), McFarland et al.
patent: 4836460 (1989-06-01), Akazawa
patent: 4838995 (1989-06-01), Klausen
patent: 4908101 (1990-03-01), Frisk et al.
patent: 5156872 (1992-10-01), Lee
patent: 5381730 (1995-01-01), Kim
patent: 5577674 (1996-11-01), Altonji et al.

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