Solid material comminution or disintegration – Apparatus – Comminuting elements
Patent
1994-12-28
1995-08-08
Watts, Douglas D.
Solid material comminution or disintegration
Apparatus
Comminuting elements
2412613, B02C 712
Patent
active
054391830
ABSTRACT:
Refiner segments for use in disk refiners for the disintegration of lignocellulose-containing material are disclosed, in which the refiner segment is formed with a pattern of bars and grooves and includes dams placed in the grooves. The dams are arranged so that their angle in relation to the radius of the refiner segment is less than about 30.degree., preferably less than about 15.degree..
REFERENCES:
patent: 1131272 (1915-03-01), Reynolds
patent: 3674217 (1972-07-01), Reinhall
patent: 4676440 (1987-06-01), Perkola
Sunds Defibrator Industries Aktiebolag
Watts Douglas D.
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