| 摘要 |
<p>A dyeing apparatus is disclosed, which comprises a vessel and a perforated cylinder or beam concentrical thereto, the cylinder having a material wound thereon which is to be dyed. A confining non-perforated cylinder is interposed concentrically between the vessel and the beam and provided with a longitudinal opening through which dye liquid, after passing through the layer of the material, is allowed to overflow to the bottom of the vessel.</p> |
