Description
Class D06B : TREATING TEXTILE MATERIALS BY LIQUIDS, GASES, OR VAPOURS
Subclass 3/09: Passing of textile materials through liquids, gases, or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating (mercerising D06B 7/00; solvent-treatment D06B 9/00; treatment of selected parts of textile materials D06B 11/00; with aid of vibration D06B 13/00) of yarns, threads, or filaments as packages, e.g. cheeses