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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
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Publication of FR807257ApublicationCriticalpatent/FR807257A/fr
D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
D01F1/00—General methods for the manufacture of artificial filaments or the like
D01F1/02—Addition of substances to the spinning solution or to the melt
D01F1/04—Pigments
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Engineering & Computer Science
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Manufacturing & Machinery
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Textile Engineering
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FR807257D1936-06-091936-06-09Procédé pour la production de fibres artificielles mates, notamment de rayonne, et les produits résultant de ce procédé
ExpiredFR807257A
(fr)