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Papeteries Navarre SA
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Papeteries Navarre SA
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Publication of FR673311ApublicationCriticalpatent/FR673311A/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
D21B1/06—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods
D21B1/063—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods using grinding devices
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FR673311D1928-07-261928-07-26Régulateur automatique de charge pour défibreurs à pression hydraulique
ExpiredFR673311A
(fr)