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CELLULOSE ET PAPIERS
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CELLULOSE ET PAPIERS
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Filing date
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Application filed by CELLULOSE ET PAPIERSfiledCriticalCELLULOSE ET PAPIERS
Application grantedgrantedCritical
Publication of FR31351EpublicationCriticalpatent/FR31351E/fr
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
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Engineering & Computer Science
(AREA)
Life Sciences & Earth Sciences
(AREA)
Wood Science & Technology
(AREA)
Mechanical Engineering
(AREA)
FR31351D1925-03-091925-03-09Perfectionnement aux procédés et aux installations de la fabrication des pâtes à papier
ExpiredFR31351E
(fr)