A manual of dyeing: for the use of practical dyers, manufacturers, students, and all interested in the art of dyeing (1919)
Knecht, Edmund, 1861-1925, Loewenthal, Richard, Rawson, Christopher · London : C. Griffin · leaf 334
d has in its bottom a number of small openings,which allow the dye-liquor to pass through. The material in this vat, whilstdyeing, is enclosed above and below by copper-wire sieves, in order to preventit being displaced by the dye-liquor. On the bottom of the outer vat a steamcoil is fixed, around… … K 620 >j Fig. 69.—Section of Obermaier apparatus for dyeing loose wool. dyeing systems. Between the bottoms of the two vats a turbine or paddlowheel is placed, which is caused to rotate by bevel wheels driven by an electricmotor. By the rotation of this turbine the dye-liquor between the sides…
Dyes and dyeing
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