Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 842
ds of feet away. Air for combustion is usually drawn into the grate by means of the fur-nace-chimney, but blast is beginning to be introduced under the grates, in order to better control therate of combustion. The coal having been lighted in the producer, the volatile constituents,… … descent carbon is changed to carbonic oxide. The gases passing to the furnace consist chiefly ofcarbonic oxide 25 per cent,, hydrocarbons 10 per cent., and nitrogen 60 per cent. The producer andgas-flue should contain a slight excess of pressure over the atmosphere to prevent the inflow of…
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