Inventors at work, with chapters on discovery (1906)
Iles, George, 1852-1942 · New York, Doubleday, Page & company · leaf 489
is is because air, like steam, falls in temperatureas it expands at work; that fall measuring the heat-equivalentof the work performed. For the chill which the engineer ob-serves, he has a simple remedy; he surrounds the air pipe, as itenters its machinery, with a small heater, fed with coke, coal,… … Vertical receiver, inter- and outer-cooler. Ingersoll-Rand Co.,New York. A CENTRALIZED AIR PLANT 427 cases a heater has yielded 1.25 horse power for an hour in re-turn for each pound of coal it has burned. In producing compressed air, inventors step by step have keptin view the best steam practice.…
Inventions · Inventors
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