The dyeing of cotton fabrics : a practical handbook for the dyer and student (1901)
Beech, Franklin · London : Scott, Greenwood · leaf 77
forcing the dye-liquor throughthe cop. Graemigers Cop-dyeing Machine.—This is shown insection in Figs. 13 and 14. Although simple in its work it is.somewhat complex in its construction and difficult to describe.The machine consists of a dyie-vat to hold the requisitedye-liquors. In the upper… … Fig. 13.—Graemiger Cop-dyeing Machine. plates which fit tightly against the casting and form asnearly air- and water-tight joints with it as it is possible tomake. These metal plates are on a spindle and can berotated. They are perforated and made to carry spindles, onwhich are placed the cops to…
Dyes and dyeing
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