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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
D01C3/00—Treatment of animal material, e.g. chemical scouring of wool
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Animal Husbandry
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Health & Medical Sciences
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Chemical Kinetics & Catalysis
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FR445180D1912-04-151912-04-15Procédé pour le traitement des matières fibreuses
ExpiredFR445180A
(fr)