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Publication of FR571089ApublicationCriticalpatent/FR571089A/en
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
FR571089D1922-12-021922-12-02
Process for the extraction of plant, animal or other tissues, of particular products usable in industry
ExpiredFR571089A
(en)
Process for shaping the backs of jackets, coats and other articles of fur, materials for the application of this process and products resulting therefrom