D - Textiles – Paper – 21 – D
Patent
D - Textiles, Paper
21
D
D21D 1/40 (2006.01) D21C 9/02 (2006.01) D21C 9/18 (2006.01) D21F 1/78 (2006.01)
Patent
CA 2290972
The invention relates to a device for dewatering and washing fibre stock suspensions with two counter-rotating rolls 2, 3, a stock feed 4, 5 and a stock discharge 6. It is mainly characterized by the headbox 4, 5 at the two rolls 2, 3 being arranged separately in the lower section of the rolls 2, 3, and a discharge screw 6 being foreseen for discharge of the filter mat below the gap between the two rolls 2, 3 and a washing zone 9", 10" in the upper part of the rolls 2, 3.
L'invention concerne un dispositif de déshydratation et de lavage de suspensions de matière fibreuse, comprenant deux cylindres tournant en sens inverse (2, 3), une alimentation de matière (4, 5) et une sortie de matière(6), caractérisé en ce que l'arrivée de matière (4, 5) aux deux cylindres (2, 3) s'effectue séparément dans la zone inférieure des cylindres (2, 3), et en ce que, pour l'évacuation du mat de filtration, une vis sans fin de décharge (6) est disposée au-dessous de la fente entre les deux cylindres (2, 3) et en ce qu'il est prévu une zone de lavage (9", 10") dans la partie supérieure des cylindres (2, 3).
Kappel Johannes
Mausser Wilhelm
Petschauer Franz
Sbaschnigg Johann
Andritz Ag
Andritz-Patentverwaltungs-Gesellschaft Mbh
Marks & Clerk
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