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Publication of BE541730ApublicationCriticalpatent/BE541730A/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
D01F4/00—Monocomponent artificial filaments or the like of proteins; Manufacture thereof
Papermaker's felt, woven fabrics and fibers of wool modified with an aldehyde - 4,4 - bis(4 - hydroxy phenyl) pentanoic acid reaction product and the production thereof