D TEXTILES; PAPER
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
9/00 Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
D01F9/08 of inorganic material
D01F9/12 Carbon filaments; Apparatus specially adapted for the manufacture thereof
D01F9/127 by thermal decomposition of hydrocarbon gases or vapours; or other carbon-containing compounds in the form of gas or vapour, e.g. carbon monoxide, alcohols
D01F9/1271 Alkanes or cycloalkanes
D01F9/1272 Methane