Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 362
f 1 per cent of the total volume, goes throughan attachment to the main filter, containing lumps of alum. A minute amount of alum isthus dissolved and passes into the filter, where it is mixed with the main body of water, thequantity of alum used being less than 1 grain per gal. of water. The… … Fig. 1.—Hyatt filter. minute particles bring together, or coagulate, the finely svispended matter, converting it intosuch a form that the filter will easily and completely remove it. The supply of water to thiscoagulator is governed by a valve regulated by a scale, each division of which…
Mechanical engineering
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