Fraps, G. S. (George Stronach), b. 1876 · New York : Macmillan Co. ; London : Macmillan & Co. · leaf 151
PRINCIPLES OF DYEING 134 The machine used for dyeing raw stock may be repre- sented by the Kiauder-Weldon dyeing machine (Fig. 9). It consists of a drum of heavy copper netting caused to revolve in a dye-vat, which is heated by steam-pipes. The cylinder is divided into a suitable number of… … Fig. 9. — Klauder-Weldon raw stock dyeing machine. material is dyed the desired color. This machine can be used for boiling off, bleaching, mordanting, and dyeing. Washing. — The washing may be performed in the same vessels as are used for dyeing, or in the hydro-extractor. Drying. — The excess of…
Dyes and dyeing
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