Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL57872CpublicationCriticalpatent/NL57872C/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
C—CHEMISTRY; METALLURGY
C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
C08L89/00—Compositions of proteins; Compositions of derivatives thereof
C08L89/04—Products derived from waste materials, e.g. horn, hoof or hair
