Mowry, William Augustus, 1829-1917, Mowry, Arthur May, 1862- joint author · New York, Boston [etc.] Silver, Burdett and company · leaf 86
other impurities are removed. When thoroughly purified the gas passes into the gas-ometer. This usually consists of two round iron cylinders ofnearly the same size, one inside of the other. The outsidecylinder has no roof; the inside has no floor. The sides ofthe inner one go down into a trench… … 84 AMERICAN INVENTIONS AND INVENTORS. the gasometer through the principal streets. Smaller mainsconnect with these and the gas is pushed into the service pipes,which enter the houses. When a stopcock is opened in anyhouse the pressure of the gasometer pushes the gas through,it may be, miles of…
Inventions
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