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Lignat Werke A G
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Lignat Werke A G
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Publication of FR699501ApublicationCriticalpatent/FR699501A/fr
D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
D01C—CHEMICAL OR BIOLOGICAL TREATMENT OF NATURAL FILAMENTARY OR FIBROUS MATERIAL TO OBTAIN FILAMENTS OR FIBRES FOR SPINNING; CARBONISING RAGS TO RECOVER ANIMAL FIBRES
D01C1/00—Treatment of vegetable material
D01C1/04—Bacteriological retting
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FR699501D1929-08-061930-07-22Procédé de silicification des matières fibreuses
ExpiredFR699501A
(fr)