Word: compressors
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...work upon which Mr. Dunbar was engaged when the explosion occurred was not of an experimental nature, but consisted of pumping oxygen in the gaseous form from a balloon in a shed outside the building by means of a compressor with water-lubricated cylinders into a tank. It should be said that this is a standard process constantly carried on in commercial plants. How the oil which caused the explosion got into the tank in this particular case is the problem which we are making every effort to solve in cooperation with the State authorities...
...four in each of the four pavilions and twelve across the front of the building. The capitals are being carved in place with the use of plaster models and it is hoped to expedite this work, which is now being done by hand, by the installation of an air compressor, which is expected shortly. The stone-work on the gable-end of the northeast pavilion is now complete, while that on the northwest gable is about half finished. When the stone on this gable is set, the construction of the roof will progress rapidly. The modillions or carved projections under...
...plant for the manufacture of liquid air, purchased out of the Boylston Hall laboratory funds, has recently been installed in Boylston Hall. It consists of a four-stage compressor, built by the Norwalk Iron Works Company, which is operated by a Crocker-Wheeler 20-horse-power motor. The compressed air is condensed by a new and original type of liquefier designed by Professor W. P. Bradley of Wesleyan University and built under his direction. The capacity of the plant, which is the most efficient and powerful yet devised, is about half a gallon of liquid air per hour. The machinery...