122233 ⎘
Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for; Yarns or threads characterised by constructional features, e.g. blending, filament/fibre with characteristics dependent on the amount or direction of twist; Doubled, plied, or cabled threads using one drawing frame for two slivers and twisting of the slivers to a single yarn, i.e. spin-twisting