Hummel, J. J. (John James), d. 1902 · London : Cassell · leaf 454
e open width through a solution ofcarbonate of soda at 4° Tw., and hang in the stove no DYEING OF TEXTILE FABRICS. CChaj- XX. after each j^adding operation, maintaixiing the tempera-ture in each case for two hours at 75°—77° C. In winter the padding liquors are made waiia(35°—40° C), but in summer… … Fig. 92.—Section of Liquor-padiing MacMne. oversight is necessary in order to maintain their sj>ecificgravity as constant as possible, and thus ensure ulti-mately a regular and satisfoctory colour. A section of the liquor-padding machine of Messrs.Duncan St€\\ art and Co is shown in Fig. 92. It…
Dyes and dyeing
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