The coal tar colours of Farbwerke vorm. Meister Lucius & Brüning : Hoechst on Main : and their application in dyeing cotton and other vegetable fibres (1907)
Farbwerke vorm. Meister Lucius & Brüning · New York : H.A. Metz · leaf 133
Fig. 4. It is possible by means of a clever device to feed the collector quiteregularly, and also to regulate automatically both the plating down of the clothand the speed of the travelling chain. … Fig. 5. The liquid is kept in circulation by means of a pump, and the goodsremain l/j—2 hours — according to quality — in the apparatus, which holdsfrom 2 — 10000 yards. — 127 — In both installations which we have described, the steam pressure isgauged by the height of the liquor in the vertical…
Coal-tar colors · Dyes and dyeing
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