Inventors at work, with chapters on discovery (1906)
Iles, George, 1852-1942 · New York, Doubleday, Page & company · leaf 484
New Jersey, and many other towns and villages. Ona smaller scale the air-lift brings up water from thousands ofwells, rivers, and lakes. Aboard ship it moves water ballast fromone compartment to another, so as to give the vessel just thetrim or inclination desired. In chemical works it raises… … 422 COMPRESSED AIR by ExpandingAir. AUTOMAA If thus it may bring sewage to farms and distribute it thoroughly.To be fairly efficient the air-lift requires that two thirds of thelength of its upright pipe be immersed below the surface of theliquid to be raised. For oil wells, which may be 2000 or…
Inventions · Inventors
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