Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 146
ICE-MAKING MACHINERY 135 however, does not pass direct from the brine-refrigerator into the ether-pump, but is on its way tothe latter first caused to pass through a tubular vessel in which is contained the liquefied ether onits return journey for re-use. The vaporized ether here absorbs some of… … flows into the vacuum-pump, not at 21° as it left the brine, but warmed to 45°. The compression itreceives by the vacuum-piston as it is driven out of the pump raises the temperature to 110°, asalready mentioned. The ether vapor, discharged from the pump at 3 lbs. pressure and 110° tempera-ture,…
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