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 103
solution of 46° Tw. (sp. gr. 1-231); B is a tank receiving the waterto be treated, which is maintained at a constant level by means of a valve andfloat. C and C are two tanks for use alternately, in which the lime water isprepared, a measured quantity of caustic soda being added at each time… … Fig. 9. —Stanhope purifier. WATER. 83 decantation is accomplished, and which will presently be referied to in detail.F is a large pipe in which the mixture of water and reagent takes place. G isa pipe in connection with cocks for drawing off the sludge as it accumulates inthe angular spaces in the…
Dyes and dyeing
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