. The Street railway journal . om cast iron, it being foundthat this metal is less liable to corrosion than steel or rolled will be noted, the interior construction consists of a series ofround settling pans, mounted one above another on a central hol-low shaft, but loosely, so that they can be readily turned and everypart be brought before a side door in the shell, when they areeasily cleaned or inspected. The water is admitted at the topthrough perforated branching pipes of brass, by which means thewater is evenly sprayed over the whole surface of the upper pan,which is perforated, a


. The Street railway journal . om cast iron, it being foundthat this metal is less liable to corrosion than steel or rolled will be noted, the interior construction consists of a series ofround settling pans, mounted one above another on a central hol-low shaft, but loosely, so that they can be readily turned and everypart be brought before a side door in the shell, when they areeasily cleaned or inspected. The water is admitted at the topthrough perforated branching pipes of brass, by which means thewater is evenly sprayed over the whole surface of the upper pan,which is perforated, and from which the water flows in smallstreams to the pan below, then over the edges of the succeedingpans until it is accumulated at the bottom of the heater. Exhauststeam is admitted through the sides of the heater, below the pans,and ascends along the outer edge of the pans and through the per-forated hollow shaft, so that it passes over the surface of each pan,imparting its heat to the finely subdivided water, causing rapid. ! i11111 I1! 7 ill! V


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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884