The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 377
e furnace and the receiver e, the lower part of whichis formed by the cover or partition/, at the top of the furnace;and the upper part by another cover/, larger than the lower one,forming a kind of channel, in which the zinc is condensed, g, g,(fig. 2) are openings for the escape of the gases ;… … Fig. 2. Fig. 3. The mode of operation is as follows :—The furnace having beenheated to the required temperature by the combustion of fuelalone, a charge of zinc ore, either in the state of oxide, carbonate,or silicate, mixed with any suitable flux, according to the natureof the ore, is introduced…
Architecture · Civil engineering · Science
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