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Publication of NL52796CpublicationCriticalpatent/NL52796C/xx
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