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D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
D21B1/00—Fibrous raw materials or their mechanical treatment
D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
D21B1/30—Defibrating by other means
D21B1/34—Kneading or mixing; Pulpers
D21B1/345—Pulpers
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FR968470D1947-06-191948-06-05Appareil pour le traitement de matières fibreuses comme les pâtes et déchets de papier
ExpiredFR968470A
(fr)
Perfectionnements aux pulpeurs pour la desintegration des matieres de recuperation sales et tres dures, notamment des matieres resistantes a l'etat humide
Perfectionnements aux pulpeurs pour la desintegration des matieres de recuperation sales et tres dures, notamment des matieres resistantes a l'etat humide