The dyeing of textile fabrics . toi^ether decomposition of the compound ether referred to mayalso be eflected by heating the dye-bath to the boilingpoint instead of only to 70° C, the bath becomes acid,and the brilliancy of the colour is developed suddenly. Fig. 94 represents a steaming-chest for yam made byMessrs. Tulpin Freres, of Rouen. The hanks of cottonare suspended on square wooden rods resting on an ironskeleton-carriage or framework, and are capable ofbeing turned duiing the steaming process to ensure everyportion being efficiently steamed. The iron carriage issupported on
The dyeing of textile fabrics . toi^ether decomposition of the compound ether referred to mayalso be eflected by heating the dye-bath to the boilingpoint instead of only to 70° C, the bath becomes acid,and the brilliancy of the colour is developed suddenly. Fig. 94 represents a steaming-chest for yam made byMessrs. Tulpin Freres, of Rouen. The hanks of cottonare suspended on square wooden rods resting on an ironskeleton-carriage or framework, and are capable ofbeing turned duiing the steaming process to ensure everyportion being efficiently steamed. The iron carriage issupported on wheels, so that it can be filled with yarnand then run into the chest. The steaming-chest itselfconsists of a wrought^iron horizontal boiler, with a mov-able door at one end provided with clamps. For theprevention of drops there is fijced internally and at thetop a cover of sheet-copper, in such a manner as to leavea space between it and the boiler-plate. The chest isprovided with a steam-gauge, safety-valve, and blow-off 447. Z>
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectdyesanddyeing, bookye
