Method at the making of fibre pulp

Details Method at the making of fibre pulp Method at the making of fibre pulp

D - Textiles, Paper

21

C

92/56

D21C 7/00 (2006.01) B02C 7/12 (2006.01) D21D 1/30 (2006.01)

Patent

CA 2001293

Abstract The invention relates to a method of manufacturing fibre pulp from lignocellulose-containing material,where the material is disintegrated between two grinding discs rotating relative to each other. According to the invent- ion, the material is defibered and fibrillated by a shear-like effect between opposed bars in the two grind- ing discs, in that the angle (a) between the bar edges and the radius (M) of the segment in the two grinding discs is between 5° and 30°, preferably between 7.5° and 22.5°.

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