Furnaces

Examples

• The forms of furnaces and means for lining and cooling the hearth and adjacent parts have received great attention. William Henry Doolittle. Inventions in the Century.
• Only the most powerful electric furnaces are capable of performing this work. Various. The Wonder Book of Knowledge.
• The heat-treating department contains about seventy-five large furnaces, which consume from 5,000 to 6,000 gallons of fuel oil per day. Various. The Wonder Book of Knowledge.
• The 100-ton ladles are in position at the tapping side of the furnaces to receive the molten steel. Various. The Wonder Book of Knowledge.
• The stock is delivered to the charging floor in iron boxes loaded on narrow-gauge buggies, and is charged into the furnaces by electric charging machines. Various. The Wonder Book of Knowledge.
• The early smelting furnaces of Germany resembled the Catalan, and were called the Stückofen, and in Sweden were known as the Osmund. William Henry Doolittle. Inventions in the Century.
• In heating appliances, steam and water heating systems, base burning and Latrobe stoves, hot air furnaces, gas and oil stoves. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• For many years it had been a much-discussed question how to make these ores available for transportation to distant furnaces. Frank Lewis Dyer. Edison, His Life and Inventions.
• Among the world’s largest blast furnaces may be mentioned the Austrian Alpine Montan Gesellschaft, which concern owns thirty-two furnaces. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• The raw materials for the open-hearth furnaces are received on elevated railroad tracks graded and piled preparatory to sending to the furnaces. Various. The Wonder Book of Knowledge.
• Well,' he said to me, 'Edison, you are doing a good thing for the Eastern furnaces. Frank Lewis Dyer. Edison, His Life and Inventions.
• The heated air which rises from furnaces is seldom hot enough to warm large buildings well; hence furnace heating is being largely supplanted by hot-water heating. Bertha M. Clark. General Science.
• Coke is generally burned in the furnaces, and the heat is continually maintained so as to keep the retorts red-hot. Frederick C. Bakewell. Great Facts.
• This shop has a floor space of 22,000 square feet and is thoroughly equipped with the necessary hammers, presses, furnaces, etc. Various. The Wonder Book of Knowledge.
• In the earlier blast furnaces a vast amount of heat was allowed to escape and was wasted. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• Four furnaces provided with fire-brick regenerator stoves 100 feet high and 18 feet in diameter. Various. The Wonder Book of Knowledge.
• At the cyanamid plant at Niagara Falls, in Canada, there are seven of these great carbide furnaces, each about fifteen feet long and half as wide and one-third as deep. Various. The Wonder Book of Knowledge.
• The gigantic expansion of the iron and steel industry was foreshadowed in the change from wood to coal in the smelting furnaces. Frank Lewis Dyer. Edison, His Life and Inventions.
• The invention of mechanical puddlers, hereinafter referred to, consisting chiefly of rotating furnaces, were among the beneficent developments of the nineteenth century. William Henry Doolittle. Inventions in the Century.
• Combining the product of five 40-ton open-hearth furnaces. Various. The Wonder Book of Knowledge.
• It is into these furnaces that the various forgings are placed for heat-treating. Various. The Wonder Book of Knowledge.
• The eighteenth century did have its glowing grates, and its still more glowing furnaces of coal in which the ore was melted and by the light of which the castings were made. William Henry Doolittle. Inventions in the Century.
• He thus describes their furnaces and iron: At every third or fourth village (in the regions near Lake Nyassa) we saw a kiln-looking structure, about 6 feet high and 2? feet in diameter. William Henry Doolittle. Inventions in the Century.
• The first iron furnaces were known as _air bloomeries_, and had no forced draft. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• Coketown did not come out of its own furnaces, in all respects like gold that had stood the fire. Charles Dickens. Hard Times.
• The first notable development of the Nineteenth Century was the introduction of the hot air blast in forges and furnaces where bellows or blowing apparatus was required. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• The furnaces of the United States are, however, of the largest yield, and the leading ones of these are: No. Annual capacity Furnaces. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• Furnaces were enlarged to colossal dimensions, some being a hundred feet high and capable of yielding 80 or 100 tons of metal per day. William Henry Doolittle. Inventions in the Century.
• Furnaces to hold the crucibles, and made of iron cylinders lined with fire brick, whereby the crucibles were subjected to greater heat, were also known. William Henry Doolittle. Inventions in the Century.
• Plant consists of four furnaces 70 feet high, 18-foot boshet and 12-foot hearth. Various. The Wonder Book of Knowledge.

Editor: Pedro