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 446
cessary to use either strongsaline solutions, oil or glycerin in the copper bath. The water in the dye-pots,however, does not usually get heated regularly, and in order to overcome thisdifficulty, as well as to reduce the risk of fire attendant on the use of anordinary oil bath, R. L. Whiteley* has… … Fig. 119.—Whiteleys oil bath for dye-testing. projecting rim, h, so that in case the temperature should rise to the boilingpoint of the oil, it will be thrown towards the centre. The upper portion ofthe bath, c, fits into the lower by means of the rim, c?, which projects down-wards about f in. In…
Dyes and dyeing
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